.selfie-container {
  position: relative;
  text-align: center;
}
.selfie-video {
  width: 100%;
}
.selfie-startbutton {
  position: absolute;
  z-index: 2;
  bottom: 8px;
  left: 0;
  width: 100%;
  text-align: center;
  font-size: 48px;
  margin: 0;
  text-shadow: 0 0 8px rgba(255,255,255,0.7);
  cursor: pointer;
  border: 0;
  background: transparent;
}