.player {
  position: relative;
  margin-top: 40px;
}

.player .cardbox-background .cardbox-frame::after {
  background: rgba(66, 60, 60, 0.85);
}

.player video {
  width: 100%;
}

.player button {
  position: absolute;
  inset: 0;
}

.player button picture {
  position: absolute;
  inset: 0;
}

.player button picture img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.player button .diamond {
  --size: 48px;
  position: absolute;
  inset: 0;
  margin: auto;
}

.player button .diamond .icon {
  font-size: calc(var(--size) * 0.36);
  margin-left: 0.2em;
  transition: transform 300ms;
}

.player[data-playing=true] button {
  display: none;
}

@media screen and (min-width: 768px) {
  .player button .diamond {
    --size: 64px;
  }
}

@media screen and (min-width: 1024px) {
  .player {
    margin-top: 60px;
  }

  .player button .diamond {
    --size: 80px;
  }
}

@media (hover: hover) {
  .player button:hover .diamond .icon {
    transform: translate3d(0.4em, 0, 0);
  }
}

@media screen and (-ms-high-contrast: active), screen and (-ms-high-contrast: none) {
  .player button:hover .diamond .icon {
    transform: translate3d(0.4em, 0, 0);
  }
}