.main_content {
 padding-top: 0;
}

.article_left {
 width: 830px;
 border: none
}

.article_right {
 width: 390px;
}


/*专题专栏*/

ul.Img_Box li {
 width: 270px;
 margin-top: 15px;
 height: 100px;
 float: left;
}

.mrg {
 margin: 0px 10px;
}

.Min_Box {
 margin: 20px 0px 0px;
}

.Min_Box .article_box img {
 width: 185px;
 height: 139px;
}

.article_list li img {
 display: none;
}

ul.Img_Box li img {
 width: 100%;
 height: auto;
}

ul.Img_Box li a:hover img {
 opacity: 0.6;
 transition: all 0.2s ease 0s;
 -moz-transition: all 0.2s ease 0s;
 -webkit-transition: all 0.2s ease 0s;
 -o-transition: all 0.2s ease 0s;
}

.topics {
 margin-top: 20px;
}

.topics li img {
 width: 270px;
 float: left;
 margin-right: 14px;
}

.topics li h6 a {
 font-size: 16px;
 color: #0087cd;
 line-height: 28px;
}

.topics li p {
 font-size: 14px;
 line-height: 26px;
}

.litpic_firstarticle li {
 display: block;
 width: 50%;
 float: left;
 margin-bottom: 20px;
}
.article_box li .title_type{
 font-size: 18px;
 line-height: 30px;
}
.article_box li p .detail{
 float:right;
 font-size:12px;
}
.article_box li{
 padding-bottom: 20px; 
 margin-bottom: 10px;
 border-bottom: 1px solid #ededed;
 min-height: 142px;
}
@media (min-width:1280px) and (max-width:1366px) {
 .article_right,
 .article_left {
 width: 100%;
 }
}

@media only screen and (max-width:768px) {
 .article_left {
 display: block;
 }
 .article_left,
 .article_right {
 width: 100%;
 }
 .litpic_firstarticle li {
 width: 100%;
 float: none;
 }
 .topics li img {
 width: 40%;
 }
 ul.Img_Box li {
 width: 33.3333%;
 padding: 0;
 box-sizing: border-box;
 margin: 0;
 height: auto;
 }
 .topics1 li {
 width: 48%;
 margin-right: 1%;
 }
 .topics1 li img {
 width: 100%;
 }
}

@media only screen and (max-width:620px) {
 ul.Img_Box li {
 width: 100%;
 }
 .topics li img {
 width: 100%;
 }
 .topics1 li,
 .topics1 li img {
 width: 100%;
 margin-right: 0;
 }
 ul.Img_Box li {
 margin-top: 10px;
 }
}

@media only screen and (max-width:400px) {
 .Min_Box .article_box img {
 width: 100%;
 height: auto;
 }
}