.layer_msg{/*position:absolute; z-index:15000; width:100%; height:100%; background:rgba(1, 1, 1, 0.7);*/
	position:fixed; top:0; right:0; bottom:0; left:0; width:100%; height:100%; /*overflow:auto;*/ overflow-y:hidden; box-sizing:border-box; background-color:rgba(0,0,0,0.75); z-index:15000;
}
.layer_msg_none{/*position:absolute; z-index:15000; width:100%; height:100%; background:rgba(1, 1, 1, 0.7);*/
	position:fixed; top:0; right:0; bottom:0; left:0; width:100%; height:100%; /*overflow:auto;*/ overflow-y:hidden; box-sizing:border-box; background-color:rgba(0,0,0,0.75); z-index:15000;display:none;
}