style.css

/*
 Theme Name:   Twenty Seventeen Child
 Description:  Twenty Seventeen Child Theme
 Author:       Akira Tachibana
 Author URI:   https://unofficialtokyo.com
 Template:     twentyseventeen
 Version:      1.0.0
 Text Domain:  twentyseventeen
*/

/* 
 * リンク下線の黒色が強いので弱める rgba(0, 0, 0, 1); -> rgba(102, 102, 102, 1);
 * RGB(102,102,102) = #666666
 */ 
.entry-content a:focus,
.entry-content a:hover,
.entry-summary a:focus,
.entry-summary a:hover,
.widget a:focus,
.widget a:hover,
.site-footer .widget-area a:focus,
.site-footer .widget-area a:hover,
.posts-navigation a:focus,
.posts-navigation a:hover,
.comment-metadata a:focus,
.comment-metadata a:hover,
.comment-metadata a.comment-edit-link:focus,
.comment-metadata a.comment-edit-link:hover,
.comment-reply-link:focus,
.comment-reply-link:hover,
.widget_authors a:focus strong,
.widget_authors a:hover strong,
.entry-title a:focus,
.entry-title a:hover,
.entry-meta a:focus,
.entry-meta a:hover,
.page-links a:focus .page-number,
.page-links a:hover .page-number,
.entry-footer a:focus,
.entry-footer a:hover,
.entry-footer .cat-links a:focus,
.entry-footer .cat-links a:hover,
.entry-footer .tags-links a:focus,
.entry-footer .tags-links a:hover,
.post-navigation a:focus,
.post-navigation a:hover,
.pagination a:not(.prev):not(.next):focus,
.pagination a:not(.prev):not(.next):hover,
.comments-pagination a:not(.prev):not(.next):focus,
.comments-pagination a:not(.prev):not(.next):hover,
.logged-in-as a:focus,
.logged-in-as a:hover,
a:focus .nav-title,
a:hover .nav-title,
.edit-link a:focus,
.edit-link a:hover,
.site-info a:focus,
.site-info a:hover,
.widget .widget-title a:focus,
.widget .widget-title a:hover,
.widget ul li a:focus,
.widget ul li a:hover {
	color: #000;
	-webkit-box-shadow: inset 0 0 0 rgba(0, 0, 0, 0), 0 2px 0 rgba(102, 102, 102, 1);
	box-shadow: inset 0 0 0 rgba(0, 0, 0, 0), 0 2px 0 rgba(102, 102, 102, 1);
}

/* ボタンの黒色が強いので弱める #222 -> #444 */
button,
input[type="button"],
input[type="submit"],
.entry-footer .edit-link a.post-edit-link {
	background-color: #444;
}

/* リストの行頭記号や数字を本文位置に合わせる。デフォルト値は outside */
.entry-content li {
	list-style-position: inside;
}