body {
  background-color: #000000;
  display: flex;
  justify-content: center;
  align-items: center;
  font-family: 'Oswald', 'sans-serif';
  flex-wrap: wrap;
  padding-top: 10px;
}

#video {
  display: none;
  position: fixed;
  right: 0;
  bottom: 0;
  min-width: 100%;
  min-height: 100%;
}

#button {
  width: 74px;
  height: 74px;
  border-style: solid;
  border-width: 37px;
  border-color: #202020;
  border-width: 37px 37px 37px 37px;
  border-color: red blue green yellow;
  border-width: 37px 0px 37px 74px;
  border-color: red blue green yellow;
  box-sizing: border-box;
  width: 74px;
  height: 74px;
  border-width: 37px 0px 37px 74px;
  border-color: transparent transparent transparent #FFFFFF;
  background-color: transparent;
  transition: 100ms all ease;
  will-change: border-width;
  cursor: pointer;
}