body {
  background: #ccc;
  padding: 20px;
  font-family: Helvetica;
}

#ab-resize-buttons {
  background: #fff;
  border-radius: 5px 0 0 5px;
  padding: 5px;
  font-size: 28px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  position: fixed;
  top: 150px;
  right: 0px;
  z-index: 99;
}

button.ab-sizing {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
  display: block;
  margin: 5px 5px 0;
  width: calc(100% - 10px);
}