html {
  box-sizing: border-box;
}
*, *:before, *:after {
  box-sizing: inherit;
}
.captions-area { display: none; }
.captions-area, .captions-display {
  width: 100%;
  height: auto;
  background-color: rgba(0,0,0,0.2);
  position: relative;
  cursor: pointer;
}

.captions-display {
  background-color: #FFFFFF;
  color: #000000;
  font-size: 30px;
  border-top: 1px solid #000000;
  font-family:Arial;
  padding:10px;
  min-height:80px;
}

.untertitel {
  color: #000000;
  font-size: 10px;
}