abacus.css

/* Color Palette (http://paletton.com/#uid=15o0u0kwi++bu++hX++++rd++kX)
 * - #FFA4C1
 * - #FF709E
 * - #FF0052
 * - #C1003E
 * - #94002F
 */

@import url("katex/katex.min.css");

html {
    background: #eee;
}

body {
    background: #fff;
    border-left: 1px #ccc solid;
    border-right: 1px #ccc solid;
    display: flex;
    flex-direction: column;
    height: 100vh;
    margin: 0 auto;
    max-width: 800px;
}

.results {
    display: flex;
    flex-grow: 1;
    overflow: auto;
    padding: 5px 0;
}
.results dl {
    align-items: center;
    display: grid;
    flex-grow: 1;
    grid-template-columns: auto fit-content(50%);
    margin: auto 0 0 0;
    width: 100%;
}
.results dt, .results dd {
    overflow: auto hidden;
    padding: 0 10px;
}
.results .katex-display {
    margin: 0.5em 0;
}
.results .katex-display > .katex {
    white-space: normal;
}
.results dt {
    grid-column-start: 1;
    opacity: 0.8;
    transition: opacity 0.2s;
}
.results dt .katex {
    font-size: 13pt !important;
}
.results dt .katex-display > .katex {
    text-align: left;
}
.results dt:hover {
    opacity: 1;
}
.results dd {
    grid-column-start: 2;
    margin-left: 0;
}
.results dd .katex {
    font-size: 16pt !important;
}
.results dd .katex-display > .katex {
    text-align: right;
}

.error {
    background-color: #fffda4;
    border-top: 3px #ffcb00 solid;
    font-family: sans-serif;
    padding: 10px;
}
.error:empty {
    display: none;
}

.input {
    border-top: 3px solid #ff0052;
    display: flex;
}
.input input, .input button {
    font-family: "KaTeX_Main";
}
.input input {
    background: #fafafa;
    border: none;
    flex-grow: 1;
    font-size: 13pt;
    outline: none;
    padding: 10px;
}
.input button {
    background: #eee;
    border-bottom: none;
    border-left: 3px #ccc solid;
    border-right: none;
    border-top: none;
    font-size: 20pt;
    font-weight: bold;
    width: 75px;
}
.input button:hover {
    background: #ddd;
}