.product_index{
    padding: 50px 0;
    background-color: #F4F4F4;
}
.product_type_boxes{
    display: flex;
    justify-content: space-between;
}
.type_box_img{
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: #3c7cc4;
    margin: 0 auto 20px auto;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}
.type_box_text{
    font-size: 18px;
    text-align: center;
    font-weight: bold;
}
.product_type_boxes .product_type_box{
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.product_type_boxes .product_type_box:hover{
    -webkit-transform: translateY(-10px);
    transform: translateY(-10px);
}
.about_index .width_1200{
    padding: 50px 0;
    display: flex;
    justify-content: space-between;
}
.about_index .about_left{
    width: 49%;
}
.about_index .about_right{
    width: 49%;
}
.about_img{
    margin-bottom: 15px;
    border: #c9cfd6 solid 1px;
    box-shadow: 1px 0 10px 1px #dcdcdc;
    padding: 5px;
}
.about_right .about_title{
    font-size: 35px;
    margin-bottom: 20px;
}
.about_left .about_bottom{
    display: flex;
    justify-content: space-between;
}
.about_bottom .about_bottom_img{
    width: 288px;
    height: 152px;
}
.about_index .about_button{
    width: 250px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    font-size: 24px;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
    margin: 20px 0;
    border: 1px solid #3c7cc4;
    color: #3c7cc4;
}
.about_index .about_button:hover{
    background-color: #3c7cc4;
    color: #FFF;
    font-weight: bold;
}
.about_right .about_boxes{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}
.about_right .about_boxes .about_box{
    padding: 10px 0;
    width: 291px;
    background-color: #3c7cc4;
    margin-bottom: 5px;
}
.about_right .about_boxes .about_box div{
    color: #FFFFFF;
    font-size: 20px;
    font-weight: bold;
    text-align: center;
}
.about_right .about_boxes .about_box .about_box_num{
    font-size: 30px;
}
.contact_index{
    height: 90px;
    background-color: #3c7cc4;
    color: #FFF;
    font-size: 24px;
}
.contact_index .width_1200{
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.contact_index .contact_index_button{
    width: 200px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    color: #1e78bc;
    background-color: #FFF;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.contact_index .contact_index_button:hover{
    color: #FFF;
    background-color: #1e78bc;
}
.case_index_title{
    text-align: center;
    font-size: 42px;
    color: #333333;
    /*font-family: "Open Sans Bold";*/
}
.case_index{
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}
.case_index .case_index_box{
    width: 24%;
    border: 1px solid #e3e3e3;
    padding: 10px 0 20px;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.case_index .case_index_box .case_index_img{
    width: 90%;
    margin: 0 auto;
}
.case_index .case_index_box .case_index_tit{
    width: 90%;
    margin: 15px auto 0;
    font-weight: bold;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.case_index .case_index_box .case_index_line{
    width: 263px;
    height: 1px;
    background-color: #e1e1e1;
    margin: 15px auto;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.case_index .case_index_box .case_index_text{
    width: 263px;
    margin: 0 auto;
    color: #666666;
    font-size: 14px;
    overflow: hidden;
    text-overflow: ellipsis;
    height: 35px;
    -webkit-transition: all 0.5s;
    transition: all 0.5s;
}
.case_index .case_index_box:hover{
    background-color: #3c7cc4;
}
.case_index .case_index_box:hover .case_index_tit{
    color: #FFFFFF;
}
.case_index .case_index_box:hover .case_index_line{
    background-color: #FFFFFF;
}
.case_index .case_index_box:hover .case_index_text{
    color: #FFFFFF;
}
.case_content p{
    line-height: 30px;
}
.case_content img{
    margin: 0 auto;
}