.arrow {
	position: relative;
	background: #88b7d5;
  height: 50px;
  width: 200px;
  margin-top: 50px;
}

.arrow:after {
  left: 100%;
	top: 50%;
	border: solid transparent;
	content: " ";
	height:30px;
	width: 0;
	position: absolute;
	pointer-events: none;
	border-color: rgba(136, 183, 213, 0);
	border-left-color: #dddddd;
	border-width: 50px;
	margin-top: -50px;
}