html, body {
  height: 100%;
  margin: 0;
}

body {
  font-family: 'Inter', sans-serif;
  color: black;
  overflow: hidden;
  background: white;
}

* {
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

#scatter {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
}

.scatter-letter {
  position: absolute;
  font-size: 60px;
  font-weight: 900;
  animation: spin 4s linear infinite;
  opacity: 1;
  transition: opacity 0.6s ease;
}

#container {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 2;
}

#salut {
  position: relative;
  width: 100%;
  height: 100%;
  margin: 0;
  font-size: 60px;
  font-weight: 900;
}

.mot {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  text-align: center;
  z-index: 3;
  white-space: nowrap;
}

.haut {
  top: calc(50% - 120px);
}

.bas {
  top: calc(50% + 40px);
}

#btn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 4;
  text-decoration: none;
  color: #FFD84D;
  font-size: 60px;
  transition: transform 0.5s ease;
}

#btn:hover {
  transform: translate(-50%, -50%) rotate(180deg);
    transform: translate(-50%, -50%) rotate(180deg);
    text-shadow: 0 0 20px rgb(0, 0, 0);
}

.lettre {
  position: relative;
  display: inline-block;
  transition:
      left 1s ease,
      top 1s ease,
      transform 1s ease,
      opacity 1s ease;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}