body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  -moz-user-select: -moz-none;
  -khtml-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

button {
  background-color: #0068FF;
  border: none;
  color: white;
  cursor: pointer;
  font-family: inherit;
  font-size: 12px;
  height: 26px;
  outline: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
  user-select: none;
  width: 108px;
}

button:hover, button:active {
  color: #FAF000;
}

button:active {
  font-size: 11px;
}

.centered {
  position: absolute;
  margin: auto;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}

.ad-container {
  background-color: white;
  border: 1px solid black;
  box-sizing: border-box;
  overflow: hidden;
}