diff --git a/_includes/head.html b/_includes/head.html
index cfe4fa90..ffa80b1f 100644
--- a/_includes/head.html
+++ b/_includes/head.html
@@ -57,8 +57,8 @@
     <meta name="msapplication-square310x310logo" content="largetile.png" />
     <!-- Android Lolipop Theme Color -->
     <meta name="theme-color" content="{{ page.color }}">
-
     <link rel="stylesheet" href="{{ "/assets/css/main.css" | prepend: site.baseurl }}">
+    <link rel="stylesheet" href="{{ "/assets/css/w3css.4.w3.css" | prepend: site.baseurl }}">
     <link rel="canonical" href="{{ page.url | replace:'index.html','' | prepend: site.baseurl | prepend: site.url }}">
     <link rel="alternate" type="application/rss+xml" title="{{ site.title }}" href="{{ "/feed.xml" | prepend: site.baseurl | prepend: site.url }}" />
     {% include analytics.html %}
diff --git a/assets/css/w3css.4.w3.css b/assets/css/w3css.4.w3.css
new file mode 100644
index 00000000..09fd01ed
--- /dev/null
+++ b/assets/css/w3css.4.w3.css
@@ -0,0 +1,210 @@
+/* W3.CSS 4.03 Mar 2017 by Jan Egil and Borge Refsnes */
+html{box-sizing:border-box}*,*:before,*:after{box-sizing:inherit}
+/* Extract from normalize.css by Nicolas Gallagher and Jonathan Neal git.io/normalize */
+html{-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}body{margin:0}
+article,aside,details,figcaption,figure,footer,header,main,menu,nav,section,summary{display:block}
+audio,canvas,progress,video{display:inline-block}progress{vertical-align:baseline}
+audio:not([controls]){display:none;height:0}[hidden],template{display:none}
+a{background-color:transparent;-webkit-text-decoration-skip:objects}
+a:active,a:hover{outline-width:0}abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline dotted}
+dfn{font-style:italic}mark{background:#ff0;color:#000}
+small{font-size:80%}sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}
+sub{bottom:-0.25em}sup{top:-0.5em}figure{margin:1em 40px}img{border-style:none}svg:not(:root){overflow:hidden}
+code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}hr{box-sizing:content-box;height:0;overflow:visible}
+button,input,select,textarea{font:inherit;margin:0}optgroup{font-weight:bold}
+button,input{overflow:visible}button,select{text-transform:none}
+button,html [type=button],[type=reset],[type=submit]{-webkit-appearance:button}
+button::-moz-focus-inner, [type=button]::-moz-focus-inner, [type=reset]::-moz-focus-inner, [type=submit]::-moz-focus-inner{border-style:none;padding:0}
+button:-moz-focusring, [type=button]:-moz-focusring, [type=reset]:-moz-focusring, [type=submit]:-moz-focusring{outline:1px dotted ButtonText}
+fieldset{border:1px solid #c0c0c0;margin:0 2px;padding:.35em .625em .75em}
+legend{color:inherit;display:table;max-width:100%;padding:0;white-space:normal}textarea{overflow:auto}
+[type=checkbox],[type=radio]{padding:0}
+[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}
+[type=search]{-webkit-appearance:textfield;outline-offset:-2px}
+[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}
+::-webkit-input-placeholder{color:inherit;opacity:0.54}
+::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}
+/* End extract */
+html,body{font-family:Verdana,sans-serif;font-size:15px;line-height:1.5}html{overflow-x:hidden}
+h1{font-size:36px}h2{font-size:30px}h3{font-size:24px}h4{font-size:20px}h5{font-size:18px}h6{font-size:16px}.w3-serif{font-family:serif}
+h1,h2,h3,h4,h5,h6{font-family:"Segoe UI",Arial,sans-serif;font-weight:400;margin:10px 0}.w3-wide{letter-spacing:4px}
+hr{border:0;border-top:1px solid #eee;margin:20px 0}
+.w3-image{max-width:100%;height:auto}img{margin-bottom:-5px}a{color:inherit}
+.w3-table,.w3-table-all{border-collapse:collapse;border-spacing:0;width:100%;display:table}.w3-table-all{border:1px solid #ccc}
+.w3-bordered tr,.w3-table-all tr{border-bottom:1px solid #ddd}.w3-striped tbody tr:nth-child(even){background-color:#f1f1f1}
+.w3-table-all tr:nth-child(odd){background-color:#fff}.w3-table-all tr:nth-child(even){background-color:#f1f1f1}
+.w3-hoverable tbody tr:hover,.w3-ul.w3-hoverable li:hover{background-color:#ccc}.w3-centered tr th,.w3-centered tr td{text-align:center}
+.w3-table td,.w3-table th,.w3-table-all td,.w3-table-all th{padding:8px 8px;display:table-cell;text-align:left;vertical-align:top}
+.w3-table th:first-child,.w3-table td:first-child,.w3-table-all th:first-child,.w3-table-all td:first-child{padding-left:16px}
+.w3-btn,.w3-button{border:none;display:inline-block;outline:0;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;color:inherit;background-color:inherit;text-align:center;cursor:pointer;white-space:nowrap}
+.w3-btn:hover{box-shadow:0 8px 16px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19)}
+.w3-btn,.w3-button{-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}   
+.w3-disabled,.w3-btn:disabled,.w3-button:disabled{cursor:not-allowed;opacity:0.3}.w3-disabled *,:disabled *{pointer-events:none}
+.w3-btn.w3-disabled:hover,.w3-btn:disabled:hover{box-shadow:none}
+.w3-badge,.w3-tag{background-color:#000;color:#fff;display:inline-block;padding-left:8px;padding-right:8px;text-align:center}.w3-badge{border-radius:50%}
+.w3-ul{list-style-type:none;padding:0;margin:0}.w3-ul li{padding:8px 16px;border-bottom:1px solid #ddd}.w3-ul li:last-child{border-bottom:none}
+.w3-tooltip,.w3-display-container{position:relative}.w3-tooltip .w3-text{display:none}.w3-tooltip:hover .w3-text{display:inline-block}
+.w3-ripple:active{opacity:0.5}.w3-ripple{transition:opacity 0s}
+.w3-input{padding:8px;display:block;border:none;border-bottom:1px solid #ccc;width:100%}
+.w3-select{padding:9px 0;width:100%;border:none;border-bottom:1px solid #ccc}
+.w3-dropdown-click,.w3-dropdown-hover{position:relative;display:inline-block;cursor:pointer}
+.w3-dropdown-hover:hover .w3-dropdown-content{display:block;z-index:1}
+.w3-dropdown-hover:first-child,.w3-dropdown-click:hover{background-color:#ccc;color:#000}
+.w3-dropdown-hover:hover > .w3-button:first-child,.w3-dropdown-click:hover > .w3-button:first-child{background-color:#ccc;color:#000}
+.w3-dropdown-content{cursor:auto;color:#000;background-color:#fff;display:none;position:absolute;min-width:160px;margin:0;padding:0}
+.w3-check,.w3-radio{width:24px;height:24px;position:relative;top:6px}
+.w3-sidebar{height:100%;width:200px;background-color:#fff;position:fixed!important;z-index:1;overflow:auto}
+.w3-bar-block .w3-dropdown-hover,.w3-bar-block .w3-dropdown-click{width:100%}
+.w3-bar-block .w3-dropdown-hover .w3-dropdown-content,.w3-bar-block .w3-dropdown-click .w3-dropdown-content{min-width:100%}
+.w3-bar-block .w3-dropdown-hover .w3-button,.w3-bar-block .w3-dropdown-click .w3-button{width:100%;text-align:left;padding:8px 16px}
+.w3-main,#main{transition:margin-left .4s}
+.w3-modal{z-index:3;display:none;padding-top:100px;position:fixed;left:0;top:0;width:100%;height:100%;overflow:auto;background-color:rgb(0,0,0);background-color:rgba(0,0,0,0.4)}
+.w3-modal-content{margin:auto;background-color:#fff;position:relative;padding:0;outline:0;width:600px}
+.w3-bar{width:100%;overflow:hidden}.w3-center .w3-bar{display:inline-block;width:auto}
+.w3-bar .w3-bar-item{padding:8px 16px;float:left;width:auto;border:none;outline:none;display:block}
+.w3-bar .w3-dropdown-hover,.w3-bar .w3-dropdown-click{position:static;float:left}
+.w3-bar .w3-button{white-space:normal}
+.w3-bar-block .w3-bar-item{width:100%;display:block;padding:8px 16px;text-align:left;border:none;outline:none;white-space:normal}
+.w3-bar-block.w3-center .w3-bar-item{text-align:center}.w3-block{display:block;width:100%}
+.w3-responsive{overflow-x:auto}
+.w3-container:after,.w3-container:before,.w3-panel:after,.w3-panel:before,.w3-row:after,.w3-row:before,.w3-row-padding:after,.w3-row-padding:before,
+.w3-cell-row:before,.w3-cell-row:after,.w3-clear:after,.w3-clear:before,.w3-bar:before,.w3-bar:after{content:"";display:table;clear:both}
+.w3-col,.w3-half,.w3-third,.w3-twothird,.w3-threequarter,.w3-quarter{float:left;width:100%}
+.w3-col.s1{width:8.33333%}.w3-col.s2{width:16.66666%}.w3-col.s3{width:24.99999%}.w3-col.s4{width:33.33333%}
+.w3-col.s5{width:41.66666%}.w3-col.s6{width:49.99999%}.w3-col.s7{width:58.33333%}.w3-col.s8{width:66.66666%}
+.w3-col.s9{width:74.99999%}.w3-col.s10{width:83.33333%}.w3-col.s11{width:91.66666%}.w3-col.s12{width:99.99999%}
+@media (min-width:601px){.w3-col.m1{width:8.33333%}.w3-col.m2{width:16.66666%}.w3-col.m3,.w3-quarter{width:24.99999%}.w3-col.m4,.w3-third{width:33.33333%}
+.w3-col.m5{width:41.66666%}.w3-col.m6,.w3-half{width:49.99999%}.w3-col.m7{width:58.33333%}.w3-col.m8,.w3-twothird{width:66.66666%}
+.w3-col.m9,.w3-threequarter{width:74.99999%}.w3-col.m10{width:83.33333%}.w3-col.m11{width:91.66666%}.w3-col.m12{width:99.99999%}}
+@media (min-width:993px){.w3-col.l1{width:8.33333%}.w3-col.l2{width:16.66666%}.w3-col.l3{width:24.99999%}.w3-col.l4{width:33.33333%}
+.w3-col.l5{width:41.66666%}.w3-col.l6{width:49.99999%}.w3-col.l7{width:58.33333%}.w3-col.l8{width:66.66666%}
+.w3-col.l9{width:74.99999%}.w3-col.l10{width:83.33333%}.w3-col.l11{width:91.66666%}.w3-col.l12{width:99.99999%}}
+.w3-content{max-width:980px;margin:auto}.w3-rest{overflow:hidden}
+.w3-cell-row{display:table;width:100%}.w3-cell{display:table-cell}
+.w3-cell-top{vertical-align:top}.w3-cell-middle{vertical-align:middle}.w3-cell-bottom{vertical-align:bottom}
+.w3-hide{display:none!important}.w3-show-block,.w3-show{display:block!important}.w3-show-inline-block{display:inline-block!important}
+@media (max-width:600px){.w3-modal-content{margin:0 10px;width:auto!important}.w3-modal{padding-top:30px}
+.w3-dropdown-hover.w3-mobile .w3-dropdown-content,.w3-dropdown-click.w3-mobile .w3-dropdown-content{position:relative}	
+.w3-hide-small{display:none!important}.w3-mobile{display:block;width:100%!important}.w3-bar-item.w3-mobile,.w3-dropdown-hover.w3-mobile,.w3-dropdown-click.w3-mobile{text-align:center}
+.w3-dropdown-hover.w3-mobile,.w3-dropdown-hover.w3-mobile .w3-btn,.w3-dropdown-hover.w3-mobile .w3-button,.w3-dropdown-click.w3-mobile,.w3-dropdown-click.w3-mobile .w3-btn,.w3-dropdown-click.w3-mobile .w3-button{width:100%}}
+@media (max-width:768px){.w3-modal-content{width:500px}.w3-modal{padding-top:50px}}
+@media (min-width:993px){.w3-modal-content{width:900px}.w3-hide-large{display:none!important}.w3-sidebar.w3-collapse{display:block!important}}
+@media (max-width:992px) and (min-width:601px){.w3-hide-medium{display:none!important}}
+@media (max-width:992px){.w3-sidebar.w3-collapse{display:none}.w3-main{margin-left:0!important;margin-right:0!important}}
+.w3-top,.w3-bottom{position:fixed;width:100%;z-index:1}.w3-top{top:0}.w3-bottom{bottom:0}
+.w3-overlay{position:fixed;display:none;width:100%;height:100%;top:0;left:0;right:0;bottom:0;background-color:rgba(0,0,0,0.5);z-index:2}
+.w3-display-topleft{position:absolute;left:0;top:0}.w3-display-topright{position:absolute;right:0;top:0}
+.w3-display-bottomleft{position:absolute;left:0;bottom:0}.w3-display-bottomright{position:absolute;right:0;bottom:0}
+.w3-display-middle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);-ms-transform:translate(-50%,-50%)}
+.w3-display-left{position:absolute;top:50%;left:0%;transform:translate(0%,-50%);-ms-transform:translate(-0%,-50%)}
+.w3-display-right{position:absolute;top:50%;right:0%;transform:translate(0%,-50%);-ms-transform:translate(0%,-50%)}
+.w3-display-topmiddle{position:absolute;left:50%;top:0;transform:translate(-50%,0%);-ms-transform:translate(-50%,0%)}
+.w3-display-bottommiddle{position:absolute;left:50%;bottom:0;transform:translate(-50%,0%);-ms-transform:translate(-50%,0%)}
+.w3-display-container:hover .w3-display-hover{display:block}.w3-display-container:hover span.w3-display-hover{display:inline-block}.w3-display-hover{display:none}
+.w3-display-position{position:absolute}
+.w3-circle{border-radius:50%}
+.w3-round-small{border-radius:2px}.w3-round,.w3-round-medium{border-radius:4px}.w3-round-large{border-radius:8px}.w3-round-xlarge{border-radius:16px}.w3-round-xxlarge{border-radius:32px}
+.w3-row-padding,.w3-row-padding>.w3-half,.w3-row-padding>.w3-third,.w3-row-padding>.w3-twothird,.w3-row-padding>.w3-threequarter,.w3-row-padding>.w3-quarter,.w3-row-padding>.w3-col{padding:0 8px}
+.w3-container,.w3-panel{padding:0.01em 16px}.w3-panel{margin-top:16px;margin-bottom:16px}
+.w3-code,.w3-codespan{font-family:Consolas,"courier new";font-size:16px}
+.w3-code{width:auto;background-color:#fff;padding:8px 12px;border-left:4px solid #4CAF50;word-wrap:break-word}
+.w3-codespan{color:crimson;background-color:#f1f1f1;padding-left:4px;padding-right:4px;font-size:110%}
+.w3-card,.w3-card-2{box-shadow:0 2px 5px 0 rgba(0,0,0,0.16),0 2px 10px 0 rgba(0,0,0,0.12)}
+.w3-card-4,.w3-hover-shadow:hover{box-shadow:0 4px 10px 0 rgba(0,0,0,0.2),0 4px 20px 0 rgba(0,0,0,0.19)}
+.w3-spin{animation:w3-spin 2s infinite linear}@keyframes w3-spin{0%{transform:rotate(0deg)}100%{transform:rotate(359deg)}}
+.w3-animate-fading{animation:fading 10s infinite}@keyframes fading{0%{opacity:0}50%{opacity:1}100%{opacity:0}}
+.w3-animate-opacity{animation:opac 0.8s}@keyframes opac{from{opacity:0} to{opacity:1}}
+.w3-animate-top{position:relative;animation:animatetop 0.4s}@keyframes animatetop{from{top:-300px;opacity:0} to{top:0;opacity:1}}
+.w3-animate-left{position:relative;animation:animateleft 0.4s}@keyframes animateleft{from{left:-300px;opacity:0} to{left:0;opacity:1}}
+.w3-animate-right{position:relative;animation:animateright 0.4s}@keyframes animateright{from{right:-300px;opacity:0} to{right:0;opacity:1}}
+.w3-animate-bottom{position:relative;animation:animatebottom 0.4s}@keyframes animatebottom{from{bottom:-300px;opacity:0} to{bottom:0;opacity:1}}
+.w3-animate-zoom {animation:animatezoom 0.6s}@keyframes animatezoom{from{transform:scale(0)} to{transform:scale(1)}}
+.w3-animate-input{transition:width 0.4s ease-in-out}.w3-animate-input:focus{width:100%!important}
+.w3-opacity,.w3-hover-opacity:hover{opacity:0.60}.w3-opacity-off,.w3-hover-opacity-off:hover{opacity:1}
+.w3-opacity-max{opacity:0.25}.w3-opacity-min{opacity:0.75}
+.w3-greyscale-max,.w3-grayscale-max,.w3-hover-greyscale:hover,.w3-hover-grayscale:hover{filter:grayscale(100%)}
+.w3-greyscale,.w3-grayscale{filter:grayscale(75%)}.w3-greyscale-min,.w3-grayscale-min{filter:grayscale(50%)}
+.w3-sepia{filter:sepia(75%)}.w3-sepia-max,.w3-hover-sepia:hover{filter:sepia(100%)}.w3-sepia-min{filter:sepia(50%)}
+.w3-tiny{font-size:10px!important}.w3-small{font-size:12px!important}.w3-medium{font-size:15px!important}.w3-large{font-size:18px!important}
+.w3-xlarge{font-size:24px!important}.w3-xxlarge{font-size:36px!important}.w3-xxxlarge{font-size:48px!important}.w3-jumbo{font-size:64px!important}
+.w3-left-align{text-align:left!important}.w3-right-align{text-align:right!important}.w3-justify{text-align:justify!important}.w3-center{text-align:center!important}
+.w3-border-0{border:0!important}.w3-border{border:1px solid #ccc!important}
+.w3-border-top{border-top:1px solid #ccc!important}.w3-border-bottom{border-bottom:1px solid #ccc!important}
+.w3-border-left{border-left:1px solid #ccc!important}.w3-border-right{border-right:1px solid #ccc!important}
+.w3-topbar{border-top:6px solid #ccc!important}.w3-bottombar{border-bottom:6px solid #ccc!important}
+.w3-leftbar{border-left:6px solid #ccc!important}.w3-rightbar{border-right:6px solid #ccc!important}
+.w3-section,.w3-code{margin-top:16px!important;margin-bottom:16px!important}
+.w3-margin{margin:16px!important}.w3-margin-top{margin-top:16px!important}.w3-margin-bottom{margin-bottom:16px!important}
+.w3-margin-left{margin-left:16px!important}.w3-margin-right{margin-right:16px!important}
+.w3-padding-small{padding:4px 8px!important}.w3-padding{padding:8px 16px!important}.w3-padding-large{padding:12px 24px!important}
+.w3-padding-16{padding-top:16px!important;padding-bottom:16px!important}.w3-padding-24{padding-top:24px!important;padding-bottom:24px!important}
+.w3-padding-32{padding-top:32px!important;padding-bottom:32px!important}.w3-padding-48{padding-top:48px!important;padding-bottom:48px!important}
+.w3-padding-64{padding-top:64px!important;padding-bottom:64px!important}
+.w3-left{float:left!important}.w3-right{float:right!important}
+.w3-button:hover{color:#000!important;background-color:#ccc!important}
+.w3-transparent,.w3-hover-none:hover{background-color:transparent!important}
+.w3-hover-none:hover{box-shadow:none!important}
+/* Colors */
+.w3-amber,.w3-hover-amber:hover{color:#000!important;background-color:#ffc107!important}
+.w3-aqua,.w3-hover-aqua:hover{color:#000!important;background-color:#00ffff!important}
+.w3-blue,.w3-hover-blue:hover{color:#fff!important;background-color:#2196F3!important}
+.w3-light-blue,.w3-hover-light-blue:hover{color:#000!important;background-color:#87CEEB!important}
+.w3-brown,.w3-hover-brown:hover{color:#fff!important;background-color:#795548!important}
+.w3-cyan,.w3-hover-cyan:hover{color:#000!important;background-color:#00bcd4!important}
+.w3-blue-grey,.w3-hover-blue-grey:hover,.w3-blue-gray,.w3-hover-blue-gray:hover{color:#fff!important;background-color:#607d8b!important}
+.w3-green,.w3-hover-green:hover{color:#fff!important;background-color:#4CAF50!important}
+.w3-light-green,.w3-hover-light-green:hover{color:#000!important;background-color:#8bc34a!important}
+.w3-indigo,.w3-hover-indigo:hover{color:#fff!important;background-color:#3f51b5!important}
+.w3-khaki,.w3-hover-khaki:hover{color:#000!important;background-color:#f0e68c!important}
+.w3-lime,.w3-hover-lime:hover{color:#000!important;background-color:#cddc39!important}
+.w3-orange,.w3-hover-orange:hover{color:#000!important;background-color:#ff9800!important}
+.w3-deep-orange,.w3-hover-deep-orange:hover{color:#fff!important;background-color:#ff5722!important}
+.w3-pink,.w3-hover-pink:hover{color:#fff!important;background-color:#e91e63!important}
+.w3-purple,.w3-hover-purple:hover{color:#fff!important;background-color:#9c27b0!important}
+.w3-deep-purple,.w3-hover-deep-purple:hover{color:#fff!important;background-color:#673ab7!important}
+.w3-red,.w3-hover-red:hover{color:#fff!important;background-color:#f44336!important}
+.w3-sand,.w3-hover-sand:hover{color:#000!important;background-color:#fdf5e6!important}
+.w3-teal,.w3-hover-teal:hover{color:#fff!important;background-color:#009688!important}
+.w3-yellow,.w3-hover-yellow:hover{color:#000!important;background-color:#ffeb3b!important}
+.w3-white,.w3-hover-white:hover{color:#000!important;background-color:#fff!important}
+.w3-black,.w3-hover-black:hover{color:#fff!important;background-color:#000!important}
+.w3-grey,.w3-hover-grey:hover,.w3-gray,.w3-hover-gray:hover{color:#000!important;background-color:#bbb!important}
+.w3-light-grey,.w3-hover-light-grey:hover,.w3-light-gray,.w3-hover-light-gray:hover{color:#000!important;background-color:#f1f1f1!important}
+.w3-dark-grey,.w3-hover-dark-grey:hover,.w3-dark-gray,.w3-hover-dark-gray:hover{color:#fff!important;background-color:#616161!important}
+.w3-pale-red,.w3-hover-pale-red:hover{color:#000!important;background-color:#ffdddd!important}
+.w3-pale-green,.w3-hover-pale-green:hover{color:#000!important;background-color:#ddffdd!important}
+.w3-pale-yellow,.w3-hover-pale-yellow:hover{color:#000!important;background-color:#ffffcc!important}
+.w3-pale-blue,.w3-hover-pale-blue:hover{color:#000!important;background-color:#ddffff!important}
+.w3-text-red,.w3-hover-text-red:hover{color:#f44336!important}
+.w3-text-green,.w3-hover-text-green:hover{color:#4CAF50!important}
+.w3-text-blue,.w3-hover-text-blue:hover{color:#2196F3!important}
+.w3-text-yellow,.w3-hover-text-yellow:hover{color:#ffeb3b!important}
+.w3-text-white,.w3-hover-text-white:hover{color:#fff!important}
+.w3-text-black,.w3-hover-text-black:hover{color:#000!important}
+.w3-text-grey,.w3-hover-text-grey:hover,.w3-text-gray,.w3-hover-text-gray:hover{color:#757575!important}
+.w3-text-amber{color:#ffc107!important}
+.w3-text-aqua{color:#00ffff!important}
+.w3-text-light-blue{color:#87CEEB!important}
+.w3-text-brown{color:#795548!important}
+.w3-text-cyan{color:#00bcd4!important}
+.w3-text-blue-grey,.w3-text-blue-gray{color:#607d8b!important}
+.w3-text-light-green{color:#8bc34a!important}
+.w3-text-indigo{color:#3f51b5!important}
+.w3-text-khaki{color:#b4aa50!important}
+.w3-text-lime{color:#cddc39!important}
+.w3-text-orange{color:#ff9800!important}
+.w3-text-deep-orange{color:#ff5722!important}
+.w3-text-pink{color:#e91e63!important}
+.w3-text-purple{color:#9c27b0!important}
+.w3-text-deep-purple{color:#673ab7!important}
+.w3-text-sand{color:#fdf5e6!important}
+.w3-text-teal{color:#009688!important}
+.w3-text-light-grey,.w3-hover-text-light-grey:hover,.w3-text-light-gray,.w3-hover-text-light-gray:hover{color:#f1f1f1!important}
+.w3-text-dark-grey,.w3-hover-text-dark-grey:hover,.w3-text-dark-gray,.w3-hover-text-dark-gray:hover{color:#3a3a3a!important}
+.w3-border-red,.w3-hover-border-red:hover{border-color:#f44336!important}
+.w3-border-green,.w3-hover-border-green:hover{border-color:#4CAF50!important}
+.w3-border-blue,.w3-hover-border-blue:hover{border-color:#2196F3!important}
+.w3-border-yellow,.w3-hover-border-yellow:hover{border-color:#ffeb3b!important}
+.w3-border-white,.w3-hover-border-white:hover{border-color:#fff!important}
+.w3-border-black,.w3-hover-border-black:hover{border-color:#000!important}
+.w3-border-grey,.w3-hover-border-grey:hover,.w3-border-gray,.w3-hover-border-gray:hover{border-color:#bbb!important}
\ No newline at end of file
diff --git a/assets/img/ros_enabled.png b/assets/img/ros_enabled.png
deleted file mode 100644
index 4ea69af6..00000000
Binary files a/assets/img/ros_enabled.png and /dev/null differ
diff --git a/assets/img/ros_robots.png b/assets/img/ros_robots.png
new file mode 100644
index 00000000..4ec26cd7
Binary files /dev/null and b/assets/img/ros_robots.png differ
diff --git a/assets/img/ros_robots.svg b/assets/img/ros_robots.svg
new file mode 100644
index 00000000..48b0a1dd
--- /dev/null
+++ b/assets/img/ros_robots.svg
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
+   xmlns:inkscape="http://www.inkscape.org/namespaces/inkscape"
+   width="210mm"
+   height="297mm"
+   viewBox="0 0 744.09448819 1052.3622047"
+   id="svg6317"
+   version="1.1"
+   inkscape:version="0.91 r13725"
+   sodipodi:docname="ros_robots.svg">
+  <defs
+     id="defs6319" />
+  <sodipodi:namedview
+     id="base"
+     pagecolor="#ffffff"
+     bordercolor="#666666"
+     borderopacity="1.0"
+     inkscape:pageopacity="0.0"
+     inkscape:pageshadow="2"
+     inkscape:zoom="4.6871134"
+     inkscape:cx="371.42857"
+     inkscape:cy="564.28571"
+     inkscape:document-units="px"
+     inkscape:current-layer="g2063"
+     showgrid="false"
+     inkscape:window-width="2560"
+     inkscape:window-height="1416"
+     inkscape:window-x="0"
+     inkscape:window-y="24"
+     inkscape:window-maximized="1" />
+  <metadata
+     id="metadata6322">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <g
+     inkscape:label="Layer 1"
+     inkscape:groupmode="layer"
+     id="layer1">
+    <g
+       transform="matrix(1.25,0,0,-1.25,-223.25999,674.6045)"
+       style="clip-rule:evenodd;fill-rule:evenodd"
+       id="g2040">
+      <g
+         id="g49836"
+         transform="matrix(0.267736,0,0,0.267736,330.328,129.895)">
+        <path
+           inkscape:connector-curvature="0"
+           id="path39880-58"
+           d="m 170.304,181.765 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39882-53"
+           d="m 170.304,151.999 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39884-74"
+           d="m 170.304,122.233 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39888-0"
+           d="m 199.798,181.765 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39890-2"
+           d="m 229.292,151.999 c 0,-4.824 -3.785,-8.735 -8.452,-8.735 -4.668,0 -8.453,3.911 -8.453,8.735 0,4.824 3.785,8.735 8.453,8.735 4.667,0 8.452,-3.911 8.452,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39892-17"
+           d="m 229.292,181.765 c 0,-4.824 -3.785,-8.735 -8.452,-8.735 -4.668,0 -8.453,3.911 -8.453,8.735 0,4.824 3.785,8.735 8.453,8.735 4.667,0 8.452,-3.911 8.452,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39894-6"
+           d="m 229.292,122.233 c 0,-4.824 -3.785,-8.735 -8.452,-8.735 -4.668,0 -8.453,3.911 -8.453,8.735 0,4.824 3.785,8.735 8.453,8.735 4.667,0 8.452,-3.911 8.452,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <path
+           inkscape:connector-curvature="0"
+           id="path39896-4"
+           d="m 199.798,122.233 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="fill:#22314e;fill-rule:nonzero" />
+        <g
+           transform="matrix(0.983707,0,0,-1.01656,244.073,113.69)"
+           id="g2051">
+          <g
+             id="text39898-1">
+            <text
+               x="0"
+               y="0"
+               style="font-size:107.67199707px;font-family:InterstateMono, 'Interstate Mono';fill:#22314e"
+               id="text2054">R<tspan
+   x="72.893997 147.619"
+   y="0 0"
+   id="tspan2056">OS</tspan>
+</text>
+          </g>
+        </g>
+        <path
+           inkscape:connector-curvature="0"
+           id="path39882-53-3"
+           d="m 199.798,151.999 c 0,-4.824 -3.785,-8.735 -8.453,-8.735 -4.667,0 -8.452,3.911 -8.452,8.735 0,4.824 3.785,8.735 8.452,8.735 4.668,0 8.453,-3.911 8.453,-8.735 z"
+           style="clip-rule:evenodd;fill:#22314e;fill-rule:nonzero" />
+      </g>
+      <g
+         transform="matrix(0.257953,0,0,-0.257953,299.409,231.127)"
+         id="g2063">
+        <text
+           x="609.401"
+           y="275.84399"
+           style="font-size:50px;font-family:Interstate-Regular, Interstate;fill:#afafaf"
+           id="text2065">Robots</text>
+      </g>
+    </g>
+  </g>
+</svg>
diff --git a/index.html b/index.html
index 3f08c050..a8281997 100644
--- a/index.html
+++ b/index.html
@@ -1,8 +1,45 @@
 ---
 layout: minimal
-image: assets/img/ros_enabled.png
+image: assets/img/ros_robots.png
 ---
 
+<h2>Robot Video Montages</h2>
+
+<div class="w3-content w3-display-container">
+  <div class="slides">
+    <iframe src="https://player.vimeo.com/video/146183080" width="640" height="360" frameborder="0" webkitallowfullscreen mozallowfullscreen allowfullscreen></iframe>
+  </div>
+  <div class="slides">
+    <iframe width="640" height="360" src="https://www.youtube-nocookie.com/embed/PGaXiLZD2KQ?rel=0" frameborder="0" allowfullscreen></iframe>
+  </div>
+  <div class="slides">
+    <iframe width="640" height="360" src="https://www.youtube-nocookie.com/embed/7cslPMzklVo?rel=0" frameborder="0" allowfullscreen></iframe>
+  </div>
+  
+  <button class="w3-button w3-black w3-display-left" onclick="plusDivs(-1)">&#10094;</button>
+  <button class="w3-button w3-black w3-display-right" onclick="plusDivs(1)">&#10095;</button>
+</div>
+
+<script>
+var slideIndex = 1;
+showDivs(slideIndex);
+
+function plusDivs(n) {
+  showDivs(slideIndex += n);
+}
+
+function showDivs(n) {
+  var i;
+  var x = document.getElementsByClassName("slides");
+  if (n > x.length) {slideIndex = 1}    
+  if (n < 1) {slideIndex = x.length}
+  for (i = 0; i < x.length; i++) {
+    x[i].style.display = "none";  
+  }
+  x[slideIndex-1].style.display = "block";  
+}
+</script>
+
 <main class="home" id="post" role="main" itemprop="mainContentOfPage" itemscope="itemscope" itemtype="http://schema.org/Blog">
     <h2>Featured Robot</H2>
     <div id="grid" class="row flex-grid">
@@ -11,7 +48,7 @@ <h2>Featured Robot</H2>
          {% include box-item.html %}
        {% endif %}
     {% endfor %}
-    
+
     
     
     </div>