/*banner*/
.banner-bg img {
    /* background-image: url(../images/product_solution_bg.jpg); */
    width: 100%;
    height: 100%;
    display: inline-block;
    /* background-size: cover;
    background-position: center;
    background-repeat: no-repeat; */
}

.banner-business a {
    background-image: url(../images/bs.jpg);
    width: 100%;
    height: 238px;
    display: inline-block;
    background-size: cover;
    background-position: left;
    background-repeat: no-repeat;
}

/*产品优势*/
.area-tit {
    text-align: center;
}
.area-tit h3 {
    font-size: 26px;
    font-weight: bold;
    color: #4b4b4b;
}
.area-tit p {
    color: #4d4d4d;
}
.pro_good .img_list {
    overflow: hidden;
}
.proImg {
    text-align:center;
}
.proImg img {
    width: 80px;
    height: 80px;
}
.proImg h4 {
    font-weight: 600;
    font-size: 18px;
}

/*公司简介正文*/
.about_list li p {
    font: 16px "微软雅黑";
    color: #2f2f2f;
    line-height: 2;
    text-indent: 2em;
    margin-bottom: 5px;
}

.about_list li>h4 {
    font: 22px "微软雅黑";
    margin-bottom: 20px;
}

.about_list li>h5 {

    font-weight: bold;
    line-height: 2;
}

.about_list li>img {

    width: 80%;
    margin-top: 20px;
}

.company_li h3 {

    width: 160px;
}
@media (min-width: 1080px) {
  .container {
    width: 1365px;
  }
}
@media (max-width: 1150px) {

    .banner-bg a,
    .banner-business a {
        height: 200px;
        background-position: 26% 0;
    }

    .nav_aside li {
        margin-top: 20px;
        padding-left: 15%;
        cursor: pointer;
    }
}

@media(max-width:780px) {

    .banner-bg a,
    .banner-business a {
        height: 160px;
        background-position: 30% 0;
    }
}

@media (max-width: 460px) {

    .banner-bg a,
    .banner-business a {
        background-position: 26% 0;
    }

}

@media(max-width: 360px) {

    .banner-bg a,
    .banner-business a {
        height: 130px;
        background-position: 20% 0;
    }
}