body {
  margin: 0;
  padding: 0;

  height: 100dvh;

  display: flex;
  flex-direction: column;
  align-items: center;

  background-color: #262626;
}

h1 {
  align-self: flex-start;
  margin-left: 50px;

  color: white;
}

.main-container {
  height: 100%;
  width: 70dvw;

  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: start;
  gap: 10px;
}

#target-container {
  width: 100%;

  font-size: 2.5rem;
}

span.letter[data-state="correct"] {
  color: white;
}
span.letter[data-state="incorrect"] {
  color: red;
}
span.letter[data-state="untyped"] {
  color: gray;
}

#morse-container {
  width: 100%;

  font-size: 5rem;
}

.btn {
  padding: 5px 15px;
  position: absolute;
  right: 50px;
  top: 20px;

  display: flex;
  align-items: center;
  justify-content: center;

  border: 1px solid white;
  border-radius: 5px;
  background: none;

  text-decoration: none;
  color: white;
  font-size: 1.15em;
}
.btn:hover {
  background-color: #353535;
}
.btn:active {
  background-color: #262626;
}