styles.css

html, body {
  background: #444;
  padding: 0px;
  margin: 0px;
  font-family: monospace;
  overflow: hidden;
}
header {
  
}
.logo {
    font-weight: bold;
    color: #fff;
    padding: 10px;
    background-color: #4c4c4c;
    font-size: 14px;
    display: inline-block;
    cursor: default;
}

form {
    display: inline-block;
    padding: 0px;
    margin: 0px;
    min-width: 40%;
}

input {
    padding: 0px;
    margin: 0px;
    height: 26px;
    border-top: 0px !important;
    border-left: 0px !important;
    border-right: 0px !important;
    background-color: #444;
    width: 100%;
    outline: none;
    color: #ccc;
    border-bottom: 2px solid #666;
}

iframe {
  border: 0px;
  padding: 0px;
  margin: 0px;
}

div.controller {
  position: absolute;
  background-color: #888;
  right: 0;
  top: 0;
  padding: 3px;
  color: #fff;
  cursor: pointer;
  opacity: 0.3;
  height: 30px;
  line-height: 30px;
}

div.controller:hover {
  opacity: 1;
}

div.playerwrapper {
  display: none;
  text-align: center;
}

div.author {
  display: inline-block;
  color: #ccc;
}

div.author a {
  color: #ddd;
  text-decoration: none;
  border-bottom: 2px solid #666;
  display: inline-block;
  padding-bottom: 5px;
}

.invalidurl {
  animation: shake 0.82s cubic-bezier(.36,.07,.19,.97) both;
  transform: translate3d(0, 0, 0);
  backface-visibility: hidden;
  perspective: 1000px;
}

@keyframes shake {
  10%, 90% {
    transform: translate3d(-1px, 0, 0);
  }
  
  20%, 80% {
    transform: translate3d(2px, 0, 0);
  }

  30%, 50%, 70% {
    transform: translate3d(-4px, 0, 0);
  }

  40%, 60% {
    transform: translate3d(4px, 0, 0);
  }
}