* {
  box-sizing: border-box;
  touch-action: manipulation; !important
}

html, body {
  height: 100vh;
  width: 100vw;
  margin: 0;
  padding: 0;
  font-family: Futura, ‘Century Gothic’, AppleGothic, sans-serif;
  font-size: 1rem;
  text-align: center;
}

.container {
  display: flex;
  height: 80%;
}

button:focus {
    outline: 0;
    box-shadow: none!important;
}

.big-button {
  display: block;
  width: 80%;
  height: 100%;
  margin: auto;
  padding: 5px;
  border-radius: 20px;
  background-color: #bbb;
  font-size: 12em;
  cursor: pointer;
  text-align: center;
  transition: background-color 0.2s ease-out;
  button:focus {outline:0;}
}

.big-button:hover, {
  background-color: #bbb;
}

.big-button:active {
  background-color: #ffff00;
}

#clap-button {
  display: none;
}