html,
body {
  min-height: 100%;
}

.wp-block-jonathanbossenger-doom {
  font-family: sans-serif;
  text-align: center;
  background: #111 url(https://goo.gl/D1AeUS) center no-repeat;
  background-size: cover;
  color: #aaa;
  margin: 20px 0;
  padding: 20px;
  border-radius: 8px;
}

.wp-block-jonathanbossenger-doom .container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.wp-block-jonathanbossenger-doom .dosbox-container {
  margin: 10% auto 0 auto;
  width: 640px;
  height: 400px;
  max-width: 100%;
}

.wp-block-jonathanbossenger-doom .dosbox-container > .dosbox-overlay {
  background: #333;
}

.wp-block-jonathanbossenger-doom #dosbox:hover .dosbox-start {
  opacity: 1;
}

.wp-block-jonathanbossenger-doom #dosbox .dosbox-start {
  background: url(https://static.tumblr.com/98vyz1x/eK4lj7luf/header.png) center no-repeat;
  background-size: 150px;
  height: 100%;
  image-rendering: pixelated;
  top: 4% !important;
  color: rgba(0, 0, 0, 0);
  filter: drop-shadow(0px 0px 8px rgba(255, 255, 255, 0.95));
  opacity: 0;
  transition: opacity 0.3s ease;
}

.wp-block-jonathanbossenger-doom .dosbox-powered {
  opacity: 0.7;
}

.wp-block-jonathanbossenger-doom button {
  border: 0;
  margin: 10px;
  cursor: pointer;
  font-weight: 700;
  background: #f80;
  color: #333;
  padding: 10px 20px;
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
}

.wp-block-jonathanbossenger-doom button:hover {
  background: #fa0;
}

.wp-block-jonathanbossenger-doom p {
  font-size: 32px;
}

.wp-block-jonathanbossenger-doom a {
  color: #aaa;
}

/* Responsive adjustments */
@media (max-width: 768px) {
  .wp-block-jonathanbossenger-doom .dosbox-container {
    width: 100%;
    height: 300px;
    margin: 5% auto 0 auto;
  }

  .wp-block-jonathanbossenger-doom p {
    font-size: 24px;
  }
}