.main_pic,
.main_pic * {-webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box;}
.main_pic { display: -webkit-box; display: -ms-flexbox; display: -webkit-flex; display: flex; flex-wrap: wrap;
    margin: 0;
}
.main_pic:after {content:""; display:block; clear:both;}
.main_pic li { position:relative; margin:0 0 50px 0;  padding: 0 20px;
    flex: 0 0 50%;
}
.main_pic li .control {width:90px; height:90px; position:absolute; left:5px; top:5px;  z-index:9;}

.main_pic.grid3 li {flex: 0 0 33.33%}

.main_pic .thumb img {width: 100%;}


.main_pic .txt_wrap { position:relative; padding:0 0 0 0; }

.main_pic .txt_wrap .img {}
.main_pic .txt_wrap .img img {width:100%;}

.main_pic .txt_wrap:after {content:""; display:block; clear:both;}
.main_pic .txt_wrap .subject {font-size:27px; color:#000000; text-align: center; margin: 10px 0;}
.main_pic .txt_wrap .subject_mini {font-size:19px; color:#bababa; text-align: center; margin: 20px 0 0 0;}

.main_pic .txt_wrap .desc {font-size:13px; color:#393939; padding:20px 0 0 0; line-height:1.6;}