isplay: inline-block;
		font-size: 16px;
		margin: 4px 2px;
		cursor: pointer;
	}
	.up {
		background-color: #4CAF50;
		border: none;
		color: rgb(255, 255, 255);
		padding: 15px 32px;
		text-align: center;
		text-decoration: none;
		display: inline-block;
		font-size: 16px;
		margin: 4px 2px;
		cursor: pointer;
		vertical-align: middle;
	}
	.c1 {
 		margin: 0;
  		position: relative;
  		top: 50%;
  		left: 50%;
  		-ms-transform: translate(-50%, -50%);
  		transform: translate(-50%, -50%);
	}
	.c2 {
 		ma