.mian {
background: url("../images/bg.png") no-repeat;
background-size: cover;
color: #fff;
padding-top: 40px;
box-shadow: 0 0 2px #000;
position:relative;
}
.title_h2{font-size:3em !important;text-align:center;line-height:2em;position:relative;}
.title_h3{font-size:1.4em !important;text-align:center;line-height:0em;position:relative;}
.list_bg{width: 90%;margin: 0 auto;background: rgba(78, 28, 120, 0.3);margin-top:5%;padding:50px 0;}