styles.css

/* ❗ DO NOT CHANGE THIS FILE */
/* ❗ DO NOT CHANGE THIS FILE */
/* ❗ DO NOT CHANGE THIS FILE */
@font-face {
  font-family: 'Titillium Web';
  src: url('./TitilliumWeb.ttf');
}

body {
  font-family: 'Titillium Web', sans-serif;
  border: 1rem solid #ff4b00;
}

body,
section {
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1,
h2 {
  margin-bottom: 1.2rem;
}

h4 {
  margin-top: 0.4rem;
  cursor: pointer;
}

header {
  padding: 1rem;
  text-align: center;
}

header .info {
  font-size: 1.3rem;
  font-style: italic;
}

section {
  width: 100%;
  overflow-y: auto;
  border-top: 1px solid grey;
  border-bottom: 1px solid grey;
}

.card {
  color: gray;
  padding: 1rem;
  opacity: 0.6;
  margin: 0.8rem;
  border: 1px solid rgb(93, 93, 93);
  border-radius: 5px;
  background-color: rgba(233, 223, 230, 0.75);
  transition: background-color 0.3s ease;
}

.card:first-child {
  margin-top: 2rem;
}

.card ul {
  list-style-type: square;
  padding-top: 0.4rem;
}

.card h3 {
  font-size: 1em;
  transition: font-size 0.1s ease;
  margin-bottom: 0.8rem;
}

.card h4.closed~ul {
  display: none;
}

.card.selected {
  color: black;
  background-color: white;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
}

.card.selected h3 {
  transition: font-size 0.1s ease;
  font-size: 1.07em;
}

.card h4.closed::before {
  content: '▶ ';
}

.card h4.open::before {
  content: '▼ ';
}

.card.selected h4.closed::before,
.card.selected h4.open::before {
  color: #00808c;
}

footer {
  padding: 1rem;
}