index.css

:root {
  --background-color: white;
  --color: black;
  --link-color: #0000EE;
}

* {
  box-sizing: border-box;
}

body {
  background-color: var(--background-color);
  color: var(--color);
  text-align: center;
  font-family: system-ui, sans-serif;
}

img {
  max-height: 200px;
  max-width: 100%;
  cursor: zoom-in;
}

img.zoomed {
  cursor: zoom-out;
}

.pick {
  font-size: 1.2em;
  margin: 0.7em 0.9em;
  display: none;
  border-radius: 0.5em;
  padding: 1em;
  appearance: none;
  border: gray;
}

#question {
  transition: opacity 0.3s ease;
  opacity: 0;
  animation: question 1s ease;
  animation-fill-mode: forwards;
  animation-delay: 2s;
}

.name {
  &.true {
    color: green;
  }

  &.false {
    color: red;
  }
}

.description {
  margin-bottom: 1em;
}

.options {
  margin-top: 2em;
}

.options button {
  color: inherit;
  display: inline-grid;
  appearance: none;
  border: 1px outset gainsboro;
  font-size: 2em;
  padding: 0.65em 0.9em;
  border-radius: 0.5em;
  font-weight: bold;
  margin: 0.25em;

  .ufo {
    font-weight: normal;
    font-size: 0.5em;
  }
}

.options .true {
  margin-left: 1em;
  background-color: rgba(0, 255, 0, 0.1)
}

.options .false {
  background-color: rgba(255, 0, 0, 0.1)
}

@keyframes question {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --background-color: black;
    --color: white;
    --link-color: #7777FF;
  }
}