.banner {
    height: auto;
    background: no-repeat center center;
    background-size: cover;
    position: relative;
}

.banner img {
    width: 100%;
}

.banner .info {
    position: absolute;
    top: 35%;
    left: 0;
    right: 0;
}

.index_title h3 {
    line-height: 1.2em;
}

.index_title h4 {
    margin-top: 2em;
}

.index_title p {
    margin-top: 1em;
}

.modular1 {
    position: relative;
    overflow: hidden;
    margin-top: 140px;
    margin-bottom: 80px;
}

.modular1 ol {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.modular1 ul {
    top: 0;
    left: 0;
    position: absolute;
    z-index: 1;
    width: 450px;
}

.modular1 ol li {
    display: none;
    height: 100%;
    color: #fff;
    padding-left: 450px;
    background: no-repeat center center;
    background-size: cover;
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    box-sizing: border-box;
}

.modular1 ol li .info {
    padding: 100px 120px;
    height: 100%;
    box-sizing: border-box;
    line-height: 1.8em;
}

.modular1 ol li .info h2 {
    font-size: 24px;
    margin-bottom: 1em;
}

.modular1 ol li .info h3 {
    margin-bottom: 2em;
}

.modular1 ol li.on {
    display: block;
}

.modular1 img {
    position: relative;
    z-index: -100;
    width: 100%;
}

.modular1 ul,
.modular1 ol {
    height: 100%;
    /*height: 473px;*/
}

.modular1 ul li {
    display: block;
    height: 25%;
    width: 100%;
    background: #ec6700;
    color: #fff;
    cursor: pointer;
    transition: all .3s;
    border-bottom: 1px solid #fff;
    box-sizing: border-box;
    position: relative;
}

.modular1 ul li span {
    position: absolute;
    display: block;
    top: 50%;
    width: 100%;
    padding-left: 60px;
    padding-right: 30px;
    box-sizing: border-box;
    left: 0;
    transform: translateY(-50%);
}

.modular1 ul li:last-child {
    border-bottom: none;
}

.modular1 ul li i {
    float: right;
}

.modular1 ul li.on {
    background: none;
    cursor: default;
    border-bottom: none;
}

.modular2 .title {
    margin-bottom: 60px;
}

.modular2 .title h2 {
    margin-bottom: 0.5em;
}

.modular2 ul {
    width: calc(100% + 40px);
    margin-left: -20px;
}

.modular2 ul li {
    width: calc(33.33% - 40px);
    margin: 20px;
    height: 340px;
    background: #f7f7f9;
    float: left;
}

.modular2 ul li h2 {
    height: 80px;
    line-height: 80px;
    padding: 0 35px;
    background: center center no-repeat;
    background-size: cover;
    color: #fff;
}

.modular2 ul li p {
    padding:35px;
    height: calc(100% - 80px);
    box-sizing: border-box;
}

@media only screen and (max-width:1600px) {
    .modular2 ul li h2 {
        height: 60px;
        line-height: 60px;
        padding: 0 48px;
    }
    .modular2 ul li p {
        padding: 40px;
    }
    .modular1 ul {
        width: 350px;
    }
    .modular1 ol li {
        padding-left: 350px;
    }
    .modular1 ol li .info {
        padding: 60px 80px;
    }
    .modular1 {
        margin-top: 100px;
        margin-bottom: 50px;
    }
    .modular2 .title {
        margin-bottom: 40px;
    }
    .index_title h3 {
    }
}

@media only screen and (max-width:1080px) {
    .modular2 .title h3 br,
    .modular1 ol li .info h3 br,
    .index_title p br {
        display: none;
    }
    .modular2 ul li {
        width: calc(50% - 40px);
    }
    .modular1 {
        margin-top: 60px;
    }
    .modular1 ul {
        width: 100%;
        position: relative;
        overflow: hidden;
    }
    .modular1 ul li {
        width: 50%;
        float: left;
        border-bottom: 1px solid #fff !important;
    }
    .modular1 ul li span {
        position: relative;
        transform: none;
        padding: 20px 30px;
    }
  .modular1 ul li.on {
    background: #e06405;
    color: #fff;
}
    .modular1 .cont {
        position: relative;
    }
    .modular1 ol li {
        padding-left: 0;
    }
    .modular1 img {
        display: none;
    }
    .modular1 ol {
        position: relative;
    }
    .modular1 ol li.on {
        position: relative;
    }
    .banner img {
        display: none;
    }
    .banner .info {
        position: relative;
        padding-bottom: 100px;
        padding-top: 120px;
    }
}

@media only screen and (max-width:768px) {
    .section {
        padding: 0;
    }
    .modular2 ul li {
        width: 100%;
        margin: 0;
        height: auto;
        margin-bottom: 40px;
    }
    .modular2 ul {
        width: 100%;
        margin-left: 0;
    }
    .modular1 ul li {
        width: 100%;
        float: none;
        border-bottom: 1px solid #fff;
    }
    .modular1 ul li span {
        position: relative;
        transform: none;
        padding: 20px 30px;
    }
    .modular1 ol li .info {
        padding: 60px 40px;
    }
}

@media only screen and (max-width:767px) {

.banner .info{padding: 50px 0;padding-top: 80px;}
}

.modular_img img{width: 100%;}
.modular_img{display: none;color: #fff;}
.modular1 li .modular_img li{color: #fff;}
@media only screen and (max-width:767px) {
    .cont_pc{display: none;}
.modular1>ul>li.on .modular_img{display: block;}
}