/* 重点产品 */
.product-intro-box {
    height: 300px;
    margin: 80px 0px 50px 200px;
}

.sub-title-img {
    width: 40px;
    height: 30px;
    margin-top: -15px;
    margin-right: 6px;
}

.sub-title-font {
    font-size: 24px;
    font-family: PingFangSC-Medium, "Microsoft YaHei", "微软雅黑";
}

.product-intro-item-title-zh {
    font-family: PingFangSC-Medium, "Microsoft YaHei", "微软雅黑";
    font-size: 20px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
    margin-top: 90%;
}

.product-intro-item-title-en {
    font-family: PingFangSC-Medium, "Microsoft YaHei", "微软雅黑";
    font-size: 20px;
    color: #FFFFFF;
    letter-spacing: 0;
    text-align: center;
}

.gs-class-outer {
    display: block;
    /*width: 280px;
    height: 340px;*/
    margin: 0px auto;
    position: relative;
    overflow: hidden;

    transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -webkit-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
}

.gs-class-cover {
    width: 100%;
    height: 100%;
    /*line-height: 50px;*/
    padding-left: 5px;
    /*background-color: #fff;
    opacity: 0.8;*/
    opacity: 0.9;
    background: rgba(73,73,75,0.51);
    color: #FFFFFF;
    font-size: 20px;
    position: absolute;
    left: 0px;
    bottom: 0px;
}

.product-intro-img-box {
    /*margin:0;*/
    width: 100%;
    /*height: 48%;*/
    height: auto;

}

.product-intro-img-box ul {
    list-style: none;
}

.product-intro-img-box ul li {
    /*display: inline-block;*/
    /*margin: 0px;*/
    margin: 0 -3px;
    width: 20%;
    /*height: 48%;*/
}

.product-intro-img-box ul li img {
    display: inline;
    /*position: relative;*/
    /*margin: 50px 30px 30px;*/
    margin: 0;
    /*padding: 0;*/
    width:100%;
    /*float: left;
    clear: both;*/
}
.gs-class-outer:hover {
    transform: none;
}
.gs-class-cover:hover {
    opacity: 0.94;
    background: rgba(73,73,75,0.90);
}


/****/

.img-box {
    cursor: pointer;
    text-align: center;

    display: inline-block;
    position: relative;
    overflow: hidden;
}

.img-box img {
    /*width: 270px;
    height: 324px;*/
    text-align: center;
}

.img-box::before,
.img-box::after {
    /*z-index: 10011;*/
    opacity: 0;
}

.img-box::before {
    content: "";
    border: 135px solid #000;
    position: absolute;
    margin-left: -135px; /* ie下需要改成0 */
}

@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    /* IE10+ CSS styles go here */
    .img-box::before {
        content: "";
        border: 135px solid #000;
        position: absolute;
        margin-left: 0px; /* ie下需要改成0 */
    }
}
.img-box::after {
    content: attr(data-tip);
    color: #ffffff;
    position: relative;
    top: 0px;
    left: 0px;
    margin-top: -85%;
    height: 300px;
    float: left;
    text-align: justify;
    padding: 5px 30px 20px 30px;


}

.img-box:hover::before {
    opacity: 0.55;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 10px;
    height: 300px;
    /**margin-top: -67px;*/
}

.img-box:hover::after {
    opacity: 1;
}