#boton1 {
	float: left;
	height: 90px;
	width: 70px;
	margin-right: 15px;
} 

.envio_clase {
	display: none;
  }
.envio_clase.active {
	display: block;

  }
 
.loader-background {
	background-color: #fff;
	position: fixed;
	width: 100%;
	height: 100%;
	top: 0;
	left: 0;
	z-index: 9999;
	text-align: center;
  }

 .loader-background .loader_envio {
	
	position: absolute;
	top: 50%;
	left: 50%;
	-webkit-transform: translate(-50%, -50%);
	-moz-transform: translate(-50%, -50%);
	-ms-transform: translate(-50%, -50%);
	-o-transform: translate(-50%, -50%);
	transform: translate(-50%, -50%);
	
  }