csvxml/assets/css/csvxml.css

/* ==============
|  Load fonts
|================ */

@font-face {
    font-family: sourceSansPro;
    src: local('Source-Sans-Pro'), local('Source Sans Pro'),
         url(../fonts/SourceSansPro-Regular.woff2) format('woff2'),
         url(../fonts/SourceSansPro-Regular.ttf) format('truetype');
}

/* ==============
|  General
|================ */

* { box-sizing: border-box; z-index: 1; }

body { margin: 2em; background: #FFF;
       font-family: sourceSansPro, Arial, Helvetica, Times; font-size: 1.2em; line-height: 1.5em; }

a { text-decoration: none; color: inherit; }

h1     { display: block; max-width: 600px; margin: 0 auto 1.5em auto; }
h1 > * { display: inline-block; vertical-align: middle; color: #212121; }
h1 img { height: 2em; margin-right: .2em; border-radius: .1em; opacity: .7; transition: opacity .4s; }
h1 img:hover { opacity: 1; }

body > div,
body > form { display: block; max-width: 90vw; margin: 0 auto 3em auto; padding-bottom: 3em; }

form > div { margin-bottom: 1em; }
label      { display: block; font-weight: bold; margin-bottom: .5em; }

.invisible { display: none !important; opacity: 0; }

.buttonLike,
select,
button,
textarea,
input   { display: block; width: 100%; padding: .5em .5em; border: 2.5px solid #EEE;
          background: inherit; color: #424242; font-family: roboto; font-size: 1em;
          border-radius: .2em; transition: border .2s; }

.buttonLike { display: inline-block; text-align: center; }
input[type="submit"],
button       { padding: .5em .8em; }
.buttonLike,
input[type="submit"],
button  { background: #FFCCBC; color: #424242; border: none; font-weight: bold; text-transform: uppercase; transition: background .2s, color .2s; }
textarea { line-height: 1.2em; }

select:hover,
textarea:hover,
input:hover { border-color: #888;  }

.buttonLike:focus,
input[type="submit"]:focus,
button:focus,
.buttonLike:hover,
input[type="submit"]:hover,
button:hover { background: #CB9B8C; color: #000; }

aside .buttonLike + .buttonLike,
aside button + button  { margin-top: .5em; }
aside > h4:first-child { margin-top: 0; }

select:focus,
textarea:focus,
input:focus { border-color: #CB9B8C; box-shadow: none; }

textarea:invalid,
input:invalid { box-shadow: none; }
textarea:invalid:focus,
input:invalid:focus { border-right-width: 1em; }

textarea { min-height: 30vh; }

table { width: 100%; max-height: 60vh; margin: 2em 0; border-collapse: collapse; overflow: auto; }

th { padding: .3em .5em; text-align: left; border-bottom: 2px solid #424242; }
tbody > tr:nth-child(2n + 1) { background: #F2F2F2; }
td { padding: .3em .5em; border-bottom: 1px solid #D6D6D6; }

body > div.uploader { background: #F2F2F2; border: 2px solid #EEE; padding: 1em 1em; }

ul.fieldList { display: block; margin: .5em 0; padding: 0 0; list-style: none; }
ul.fieldList > li { display: inline-block; padding: .3em; margin: .1em; border: 1px solid #D6D6D6; background: #FAFAFA; cursor: pointer; transition: background .4s, border .4s, box-shadow .4s;; }
ul.fieldList > li:hover { background: #FFF; border-color: #212121; }
ul.fieldList > li.requiredField:before { display: inline-block; content: " \002612  "; margin-right: .5em; }
ul.fieldList > li.humanTLToggled { border-color: #CB9B8C; background: #CB9B8C; box-shadow: 0 8px 6px -6px black; }

.options > a.buttonLike { display: inline-block; width: auto;
    margin: .15em 0; padding: .4em .5em;
    text-transform: inherit; cursor: pointer;
    background: initial; border: 2px solid #D6D6D6;
    opacity: 1;
    transition: background .4s, opacity .4s; }
.options > a.buttonLike:hover { background: #D6D6D6; }

.actionList { margin: 1em 0 1em 1em; padding: .5em 0; }
.actionList > li a { display: inline-block; padding: .3em; border-radius: .3em; transition: background .4s; }
.actionList > li a:hover { background: #CB9B8C; }

/* =============
|  Dark mode
|============ */

@media (prefers-color-scheme: dark) {
    body { background: #263238; color: #ECEFF1; }
    input, select, textarea { background: inherit; color: inherit; border: 3px solid #37474F; transition: border .4s, box-shadow .4s; }
    a.buttonLike:focus,
    .options > a.buttonLike:focus,
    button:focus,
    select:focus,
    textarea:focus,
    input:focus,
    textarea:active,
    input:active,
    a.buttonLike:hover,
    .options > a.buttonLike:hover,
    ul.fieldList > li:hover,
    button:hover,
    select:hover,
    textarea:hover,
    input:hover { background: inherit; border-color: #FFF; box-shadow: initial; border-radius: .2em; }
    ul.fieldList > li,
    .options > a.buttonLike,
    a.buttonLike, button, input[type="submit"] { background: inherit; color: #FFF; border: 3px solid #FFC107; border-radius: .2em; transition: background .4s, color .4s, border .4s; }
    ul.fieldList > li { border-color: #37474F; }
    ul.fieldList > li.humanTLToggled,
    .options > a.buttonLike:hover,
    a.buttonLike:hover, button:hover { background: #FFC107; color: #000; border-color: #FFA000; }

    a { color: #CFD8DC; }

    .tiles > section h2 { background: #37474F; color: inherit; }
    .tiles > section:hover h2 { background: rgba(0,0,0,.2); color: inherit; }

    h1, h1 > * { color: #CFD8DC; }
    body > div.uploader { background: inherit; border-color: #37474F; }

}