index.css

:root {
  --background-color: #000000;
  --surface-color: #121212;
  --primary-color: #bb86fc;
  --secondary-color: #03dac6;
  --on-surface-color: #ffffff;
  --on-background-color: #f5f0f0;
  --on-primary-color: #000000;
  --on-secondary-color: #000000;
  --default-color: #9b6edc;
  --error-color: #cf6679;
  --map-background-color: #5e5454;
  --timeline-background-color: #1f1f1f;
  --file-reader-background-color: #ffffff80;
  --red: #dc6eae;
  --green: #aedc6e;
  --yellow: #eeff41;
  --blue: #6e77dc;
  --orange: #dc9b6e;
  --violet: #d26edc;
  --border-color-rgb: 128, 128, 128;
  --border-color: rgba(var(--border-color-rgb), 0.2);
}

[data-theme="light"] {
  --background-color: #ffffff;
  --surface-color: #ffffff;
  --primary-color: #6200ee;
  --secondary-color: #03dac5;
  --on-surface-color: #000000;
  --on-background-color: #000000;
  --on-primary-color: #ffffff;
  --on-secondary-color: #000000;
  --default-color: #3700b3;
  --error-color: #b00020;
  --map-background-color: #5e5454;
  --timeline-background-color: #fdfcfc;
  --file-reader-background-color: #887e8b80;
  --red: #b71c1c;
  --green: #7db300;
  --yellow: #ffff00;
  --blue: #0024b3;
  --orange: #ef6c00;
  --violet: #8f00b3;
}

body {
  font-family: sans-serif;
  font-size: 14px;
  color: var(--on-background-color);
  margin: 10px 10px 0 10px;
  background-color: var(--background-color);
}

section {
  margin-bottom: 10px;
}

::-webkit-scrollbar, ::-webkit-scrollbar-track, ::-webkit-scrollbar-corner {
  background-color: rgba(0, 0, 0, 0.0);
}
::-webkit-scrollbar, ::-webkit-scrollbar-track {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-thumb {
  background-color: rgba(128, 128, 128, 0.5);
  border-radius: 8px;
  cursor: pointer;
}
::-webkit-scrollbar-thumb:hover { 
  background-color: rgba(128, 128, 128, 0.8);
}

kbd {
  color: var(--on-primary-color);
  background-color: var(--primary-color);
  border-radius: 3px;
  border: 1px solid var(--on-primary-color);
  display: inline-block;
  font-size: .9em;
  font-weight: bold;
  padding: 0px 4px 2px 4px;
  white-space: nowrap;
}

a {
  color: var(--primary-color);
  text-decoration: none;
}
a:hover {
  color: var(--secondary-color);
}
a:link {
  color: var(--secondary-color);
}

dl {
  display: grid;
  grid-template-columns: min-content auto;
  grid-gap: 5px;
}
dt {
  text-align: right;
  white-space: nowrap;
}
dd {
  margin: 0;
}

.panel {
  background-color: var(--surface-color);
  color: var(--on-surface-color);
  padding: 10px;
  border-radius: 10px;
  border: 3px solid var(--border-color);
  overflow: hidden;
}

.panelBody {
  position: relative;
  max-height: 800px;
  overflow-y: scroll;
  margin: 0 -10px -10px 0;
}

.panel > h2, .panelTitle {
  margin: -10px -10px 0 -10px;
  padding: 5px 10px 5px 10px;
  background-color: var(--border-color);
  border-radius: 7px 7px 0 0;
  font-weight: 400;
}

.panel > select {
  width: calc(100% + 20px);
  margin: 0 -10px 10px -10px;
}

.panel > .selection {
  display: flex;
  margin: 0 -10px 0 -10px;
}
.panel > .selection input {
  display: none;
}

.panel > .selection label {
  flex: 1;
  padding: 5px;
  cursor: pointer;
  background-color: var( --surface-color);
  font-weight: normal;
  text-align: center;
}
.panel > .selection label ~ label {
  border-left: 2px var(--border-color) solid;
}

.panel > .selection label:hover {
  background-color: var(--primary-color);
}
.panel > .selection [type=radio]:checked + label {
  background-color: var(--border-color);
}

.panel > .selection  select {
  flex: 1;
  width: 50%;
}

button {
  cursor: pointer;
}
input,
select,
button {
  background-color: var(--surface-color);
  color: var(--on-surface-color);
  border: 2px solid rgba(var(--border-color-rgb), 0.4);
  border-radius: 5px;
  padding: 2px;
}
input:hover,
select:hover,
button:hover {
  border: 2px solid rgba(var(--border-color-rgb), 0.6);
}

.colorbox {
  display: inline-block;
  width: 10px;
  height: 10px;
  border: 1px var(--background-color) solid;
  border-radius: 50%;
}

.primary {
  background-color: var(--default-color);
}

.red {
  background-color: var(--red);
}

.green {
  background-color: var(--green);
}

.yellow {
  background-color: var(--yellow);
  color: var(--map-background-color);
}

.blue {
  background-color: var(--blue);
}

.orange {
  background-color: var(--orange);
}

.violet {
  background-color: var(--violet);
  color: var(--map-background-color);
}

.success {
  background-color: var(--secondary-color);
}

.failure {
  background-color: var(--error-color);
}

.highlight {
  background-color: var(--primary-color);
  color: var(--on-primary-color);
}

button:hover,
.clickable:hover,
.mark:hover,
.clickable:active,
.mark:active {
  background-color: var(--primary-color);
  color: var(--on-primary-color);
  cursor: pointer;
}


.legend {
  position: absolute;
  right: 0px;
  top: 0px;
  background-color: var(--surface-color);
  border-radius: 5px;
  border: 3px solid var(--border-color);
  padding: 0 10px 0 10px;
}
.legend dt  {
  font-family: monospace;
}
.legend h3 {
  margin-top: 10px;
}


.panelCloserLabel {
  float: left;
  cursor: zoom-out;
  margin: 0 10px 0 0;
  transition: transform 0.2s ease-out;
  user-select: none;
}
.panelCloserInput {
  display: none;
}
.panel .panelCloserInput:checked ~ .panelCloserLabel,
.panelCloserInput:checked ~ .panelCloserLabel {
  cursor: zoom-in;
  transform: rotate(-90deg);
  display: inherit;
}
.panel .panelCloserInput:checked ~ h2 {
  display: inherit;
  border-radius: 7px;
  margin-bottom: -20px;
  padding-bottom: 10px;
}
.panelCloserInput:checked ~ * {
  display: none;
}