/*简单提示框*/ .show_msg { width:100%; text-align:center; position:fixed; left:0; z-index:999; } .show_span { display:inline-block; padding:10px 20px; line-height:0.35rem; background:rgba(0,0,0,0.8); border-radius:50px; color:#fff; font-size:14px; } .btn { background:orangered; padding:5px 20px; color:#fff; font-size:16px; width:60px; cursor:pointer; text-align:center; }