/* Write your styles */
.message_a{
	width:98%;
     height:178px;
     background:transparent;
     background:rgba(0,0,0,0.8);
     border-radius:8px;
     position: fixed;
     margin:auto;left:0; right:0; top:0; bottom:0;
     z-index: 100;
	 padding:8px;
}
.message_b{
	width:98%;
     height:228px;
     background:transparent;
     background:rgba(0,0,0,0.8);
     border-radius:8px;
     position: fixed;
     margin:auto;left:0; right:0; top:0; bottom:0;
     z-index: 100;
	 padding:8px;
}