body {
    font-size: 15px;
    line-height: 20px;
    min-width: 440px;
    padding: 0;
}

a {
    color: #0055B0;
}

footer {
    margin-top: 100px;
    margin-bottom: 10px;
}

body.dark {
    background-color: #1b1b1b;
    color: #666;
}

sub {
    font-size: 0.7em;
    line-height: 0;
    text-decoration: none !important;
}

/* hide spinners on <input type="number"> */
input[type=number]::-webkit-outer-spin-button,
input[type=number]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
}

td.cell-green {
    background-color: #9f9;
}

td.cell-red {
    background-color: #f99;
}

figure {
    margin: 0.2em;
}

figure img {
    max-width: 100%;
}

figcaption {
    font-size: 0.8em;
    font-weight: bold;
}

div.demo {
    margin: 0.2em;
}

div.demo button {
    margin-bottom: 10px;
    width: 100%;
}

div.demo div {
    color: white;
    height: 2em;
    line-height: 2em;
    padding-left: 0.3em;
    padding-right: 0.3em;
}

#display {
    position: relative;
    width: 400px;
    height: 400px;
}

#picker {
    width: 400px;
    margin: auto;
}

#picker td.cell-input {
    width: 80px;
    padding-right: 20px;
}

#picker td.cell-input input {
    margin: 0;
    height: 22px;
    background: transparent;
    color: #888;
    outline: none;
    border: 1px solid #333;
    border-radius: 0;
    text-align: right;
    width: 100%;
    padding: 0 5px;
}

#picker td.cell-input.cell-input-hex input {
    font-family: monospace;
    border-color: #555;
}

#picker table {
    margin-top: 20px;
    width: 100%;
}

#picker table td {
    padding: 5px 5px;
    vertical-align: top;
    border: none;
}

#picker table td.picker-label {
    color: #eeeeee;
    width: 30px;
    line-height: 22px;
}

#picker table .swatch {
    height: 100px;
}

#picker .explanation-text {
    margin-bottom: 60px;
    margin-top: 100px;
}

.range-slider {
    height: 22px;
    display: block;
    position: relative;
}

.range-slider-handle {
    display: inline-block;
    position: absolute;
    width: 6px;
    top: -2px;
    left: -5px;
    height: 100%;
    cursor: default;
    border: 2px solid #fff;
    touch-action: pan-y;
    -ms-touch-action: pan-y;
}

#header {
    background-color: rgba(0, 0, 0, 0.8);
    padding-top: 1rem;
    padding-bottom: 1rem;
    line-height: 26px;
    border-bottom: 1px #080808;
}

#header .github-button {
    float: right;
    height: 20px;
    margin-top: 3px;
}

#header a {
    color: #999999;
    text-decoration: none;
    padding-left: 1rem;
    padding-right: 1rem;
    vertical-align: top;
}

#header a:hover {
    color: white;
}

#header a.logo {
    font-size: 2rem;
    color: white;
}

/* collapse navbar */
@media (max-width: 800px) {
    #header a {
        display: block;
    }
    #header a.logo {
        margin-bottom: 1rem;
    }
}