.m-show-box {
    border: 1px solid #dddddd;
    box-sizing: border-box;
}

i {
    font-style: normal
}

.m-show-site {
    padding: 20px 0 34px 19px;
    width: 100%;
    text-align: left;
    height: 19px;
    line-height: 19px;
    color: #525252;
    font-size: 14px;
}

.m-line {
    margin: 0 20px;
    border-top: 1px dashed #dddddd;
}

.m-show-site img {
    width: 15px;
    height: 18px;
    vertical-align: middle;
}

.m-show-site a {
    font-size: 14px;
    color: #525252;
}

.m-platform {
    background: url(../images/ptbj.png) center center no-repeat;
    width: 100%-20px;
    /* height: 581px; */
    text-align: center;
    margin: 20px;
}

.m-platform .m-show-tit {
    padding-top: 60px;
}

.m-platform .m-show-tit i {
    display: inline-block;
    width: 60px;
    height: 60px;
}
.m-platform .m-show-tit i.icon-zhong {
    background: url(../images/icon-zhong.png) center center no-repeat;
}
.m-platform .m-show-tit i.icon-yang {
    background: url(../images/icon-yang.png) center center no-repeat;
}
.m-platform .m-show-tit i.icon-an {
    background: url(../images/icon-an.png) center center no-repeat;
}
.m-platform .m-show-tit i.icon-hui {
    background: url(../images/icon-hui.png) center center no-repeat;
}
.m-platform .m-show-tit i.icon-platform {
    background: url(../images/icon-platform.png) center center no-repeat;
	width: 322px;
}

.m-platform ul {
    width: 100%;
    padding:0  164px 167px 164px;
   
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
}

.m-platform ul li {
    margin-right: 40px;
}

.m-platform ul li a {
    display: block;
    width: 250px;
    height: 108px;
    border: 1px solid #dddddd;
    background-color: #fff;
    line-height: 102px;
}

.m-platform ul li a img {
    width: 242px;
    height: 100px;
    vertical-align: middle;
}

.m-platform ul li a {
    margin-top: 40px;
}

.m-platform ul li:nth-of-type(3), .m-platform ul li:nth-of-type(5) {
    margin-right: 0;
}

/* 媒体查询 */

@media (min-width:1200px) {
    .container {
        padding-left: 0;
        padding-right: 0;
        width: 1200px
    }
}

@media (max-width:992px) and (min-width:768px) {
    .m-platform ul li {
        margin-right: 0px;
    }
    .m-platform ul li:nth-of-type(4), .m-platform ul li:nth-of-type(5) {
        margin-top: 0px;
    }
    .m-platform ul {
        padding: 0 0px;
        display: flex;
        justify-content: center;
    }
}
@media (max-width:768px) {
    .m-platform ul li {
        margin-right: 0px;
    }
    .m-platform ul li:nth-of-type(4), .m-platform ul li:nth-of-type(5) {
        margin-top: 0px;
    }
    .m-platform ul {
        padding: 0 0px;
        display: flex;
        justify-content: center;
    }
}