body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  background-color: silver;
  color: #fff;
  font-family: Arial, sans-serif;
}

.dice {
  display: flex;
}

.die {
  width: 50px;
  height: 50px;
  border-radius: 10px;
  border: 1px solid #ddd;
  margin: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 24px;
  box-shadow: 5px 5px 10px rgba(255, 255, 255, 0.5);
  &.roll {
    animation: roll 0.5s infinite;
  }
}
.btn {
  margin-top: 20px;
  padding: 10px 20px;
  font-size: 20px;
  cursor: pointer;
  border: none;
  border-radius: 5px;
  background-color: rgb(240, 240, 240, 0.5);
  color: #000;
  transition: 0.3s;
  border: 1px solid #000;
}

.btn:hover {
  background-color: #000;
  color: #fff;
  border: 1px solid #ddd;
}

@keyframes roll {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}