styles.css

html,
body {
    margin: 0;
    box-sizing: border-box;
    background-color: black;
    overflow: hidden;
    font-family: 'Trebuchet MS', Arial, sans-serif;
}

#prism-svg {
    height: 100vh;
    width: 100vw;
}

#prism-glass {
    filter: drop-shadow(0 0 1pt rgba(255, 255, 255, 0.75));
    transition: 0.5s;
    cursor: pointer;
}

#prism-glass:hover {
    stroke-width: 2.5;
}

#prism-refraction {
    filter: blur(0.5px);
}

#settings-container {
    bottom: -250px;
    width: 100%;
    transition: 1s;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    /* Container should be click through to allow svg events. */
    pointer-events: none;
}

#settings-container.move-in {
    bottom: 0;
}

#settings {
    border-top-left-radius: 30px;
    border-top-right-radius: 30px;
    padding: 15px;
    gap: 5px;
    background-color: rgba(255, 255, 255, 0.70);
    display: flex;
    flex-direction: column;
    align-items: center;
    pointer-events: all;
}

/* Numeric display */
#settings span {
    width: 40px;
}

#button-close-settings {
    border-radius: 33%;
    padding: 0;
    margin-bottom: 5px;
    color: black;
    align-self: flex-end;
    font-size: large;
    border: none;
    background-color: transparent;
    cursor: pointer;
}

.glow {
    animation: glow-animation 5s infinite alternate;
}

.draggable {
    cursor: move;
}

.d-none {
    display: none !important;
}

.warning {
    height: 20px;
    display: block;
    color: darkred;
    text-align: center;
}

.setting {
    display: inline-flex;
    gap: 5px;
}

input[type="range"] {
    width: 150px;
}

@keyframes glow-animation {
    from {
        filter: drop-shadow(0 0 5pt rgba(255, 255, 255, 0.75));
    }

    to {
        filter: drop-shadow(0 0 1pt rgba(150, 150, 150, 0.75));
    }
}