* {
    margin: 0;
    padding: 0;
}

ul,
li {
    list-style-type: none;
}

.container {
    width: 100%;
    position: relative;
}

.banner_box {
    position: relative;
    width: 100%;
    height: 700px;
    overflow: hidden;
}
.banner_images {
    position: absolute;
    left: 0;
    width: 400%;
    height: 100%;
}
.banner_img {
    float: left;
    width: 25%;
    height: 700px;
}
.dots {
    position: absolute;
    width: 180px;
    top: 85%;
    display: flex;
    justify-content: space-around;
    left: 50%;
    margin-left: -55px;
}
.dots li {
    display: inline-block;
    width: 45px;
    height: 6px;
    margin: 0 5px;
    /* border-radius: 50%; */
    background-color: #FFFFFF;
    cursor: pointer;
}
.dots .dotted {
    background-color: orange;
}
.banner_img img {
    width: 100%;
    height: 700px;
}
.btnPrev {
    width: 55px;
    height: 55px;
    position: absolute;
    top: 50%;
    margin-top: -37px;
    left: 20px;
    font-size: 30px;
    text-align: center;
    line-height: 50px;
}
.btnPrev img {
    width: 40px;
}
.btnNext {
    width: 55px;
    height: 55px;
    position: absolute;
    top: 50%;
    margin-top: -37px;
    right: 20px;
    font-size: 30px;
    text-align: center;
    line-height: 50px;
}
.btnNext img {
    width: 40px;
    overflow: hidden;
    cursor: pointer;
    transition: all 1s;
}
.main_business {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    padding: 50px 0;
    background-color: #FFFFFF;
}
.m_b_content {
    width: 60%;
    height: 620px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}
.m_b_top {
    width: 100%;
    height: 150px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}
.m_b_title span {
    font-family: '';
    font-weight: 700;
    font-style: normal;
    font-size: 23px;
    color: #666666;
}
.m_b_main_business {
    display: flex;
    flex-direction: row;
    align-items: center;
}

.m_b_main_business img {
    width: 76px;
    height: 2px;
}
.m_b_txt {
    padding: 0 10px;
    color: #999999;
}
.m_b_top .m_b_text {
    line-height: 26px;
    color: #999999;
    text-indent: 2em;
}
.m_b_text p{
    font-size: 16px;
}

/* .m_b_text p:hover {
    color: #68BCE8;
} */
.m_b_middle {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}
.m_b_middle_pic1 {
    overflow: hidden;
    width: 72%;
}

.m_b_middle_pic1 img {
    cursor: pointer;
    transition: all 0.6s;
    width: 100%;
}

.m_b_middle_pic1 img:hover {
    transform: scale(1.1);
}

.m_b_middle_pic {
    width: 24%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    overflow: hidden;
}

.m_b_middle_pic img {
    cursor: pointer;
    transition: all 0.6s;
    width: 100%;
}

.m_b_middle_pic img:hover {
    transform: scale(1.1);
}

.industry_application {
    width: 100%;
    height: 814px;
    background-color: rgba(234, 245, 255, 1);
    display: flex;
    justify-content: center;
    align-items: center;
}
.i_a_content {
    height: 720px;
    width: 60%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
}
.i_a_c_middle {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
}
.i_a_c_m_box {
    height: 468px;
    width: 23%;
    display: flex;
    flex-direction: column;
}
.i_a_c_m_pic {
    width: 100%;
    overflow: hidden;
}

.i_a_c_m_pic img {
    cursor: pointer;
    transition: all 0.6s;
    width: 100%;
}

.i_a_c_m_pic img:hover {
    transform: scale(1.1);
}

.i_a_c_m_text {
    border-bottom: 1px solid #CCCCCC;
    border-left: 1px solid #CCCCCC;
    border-right: 1px solid #CCCCCC;
    height: 220px;
    width: 99.5%;
    display: flex;
    flex-direction: column;
    padding-top: 25px;
    background-color: #ffffff;
}
.i_a_c_m_text:hover {
    background-color: #132B83;
}
.i_a_c_m_txt1 {
    font-family: '';
    font-weight: 400;
    font-style: normal;
    font-size: 16px;
    color: #666666;
    text-align: center;
    line-height: 28px;
}
.i_a_c_m_text:hover .i_a_c_m_txt1 {
    color: #ffffff;
}
.i_a_c_m_txt2 {
    font-weight: 290;
    color: #777777;
    line-height: 28px;
    font-size: 14px;
}
.i_a_c_m_text:hover .i_a_c_m_txt2 {
    color: #ffffff;
}
.cooperation_partners {
    width: 100%;
    height: 800px;
    display: flex;
    justify-content: center;
    align-items: center;
}
.c_p_content {
    width: 60%;
    height: 800px;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}
.scroll {
    position: fixed;
    right: 10px;
    bottom: 60px;
    width: 45px;
    height: 90px;
    cursor: pointer;
    display: none;
}

.scroll>div {
    width: 45px;
    height: 45px;
    transform: rotate(90deg);
    line-height: 45px;
    text-align: center;
    font-size: 35px;
    font-family: "黑体";
    background-color: rgba(0, 0, 0, .2);
    color: #fff;
}

.scroll>div:hover {
    background-color: #ffffff;
}

.show {
    display: block;
}

.company_advantages {
    height: 600px;
    width: 100%;
    background-color: #EAF5FF;
    display: flex;
    justify-content: center;
    align-items: center;
}

.c_d_content {
    height: 500px;
    width: 60%;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    align-items: center;
}

.c_d_middle {
    width: 100%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}


.c_d_m_box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: #FFFFFF;
    box-shadow: 5px 5px 5px rgba(174, 174, 174, 0.349019607843137);
}

.c_d_m_box {
    width: 18.5%;
    height: 282px;
}

.c_d_m_box img {
    width: 25%;
}

.c_d_m_box p {
    padding-top: 17px;
    font-family: '';
    font-weight: 700;
    font-style: normal;
    font-size: 18px;
    color: #666666;
}

.c_d_m_box p:hover {
    color: #1296E2;
}

.c_d_m_box span {
    padding: 20px;
    font-family: '';
    font-weight: 290;
    font-style: normal;
    color: #777777;
    text-align: center;
    line-height: 24px;
}

.c_d_m_box span:hover {
    color: #4F9BDB;
}

.i_a_c_m_box a {
    text-decoration: none;
}