.case.footer {
    background-color: #333333;
    background-image: none;
}

/* nav 覆盖 */
.menu, .menu .menu_1_item, .menu .menu_2_item {
    /* background: rgba(0, 0, 0, 0.3); */
}
/* --------------------------------------------- 公共 */
.case_title1 {
    padding-top: 60px;
    color: #333333;
    font-size:36px;
    font-weight:bold;
    text-align: center;
    letter-spacing: 1px;
}

/* --------------------------------------------- banner */
.banner {height:auto;}
.banner  img { width:100%; height:auto}


/* --------------------------------------------- part1 */
.join_part6 {
    height:auto;
    background:#F5F5F5;
    padding-bottom:50px;
}
.container6 {
    width: 1362px;
    margin: auto;
}
.join_part6 .join_title2 {
    margin: 10px auto 0px;
    color: #4D4D4D;
    line-height:26px;
    font-size:18px;
    text-align: center;
}
.join_title1 {
    padding-top: 60px;
    text-align: center;
    color: #333333;
    font-size: 36px;
    font-weight:bold;
    letter-spacing: 2px;
}
.join_title1 .left {
    margin-right: 20px;
}
.part6_body {
    margin-top: 42px;
    position: relative;
    padding: 0 81px;
}
.part6_body .swiper-slide {
    width: 25%;
}
.part6_b_img {
    height:240px;
}
.part6_b_img img {
    width: 100%;
    height: 100%;
}
.part6_b_font {
    font-size:16px;
    color: #333;
    text-align: center;
    background:#E5E5E5;
    height:44px;
    line-height:44px
}
.part6_b_txt {
    font-size:14px;
    color: #333;
    height:74px;
    line-height:20px;
    border:1px solid #e5e5e5;
    background:#fff;
    padding:15px;
    text-align:left;
    overflow: hidden;
}

.part6_pre, .part6_next {
    position: absolute;
    width:36px;
    height:36px;
    top: 50%;
    margin-top: -18px;
    cursor: pointer;
}

.part6_pre {
    left: 0px;
}

.part6_next{
    right: 0px;
}





.case_part1 {
    /* min-height: 1176px; */
    padding-bottom: 80px;
}
.part1_body {
    margin-top: 12px;
}
/* 公有 */
.area, .version{
    display: flex;
    flex-direction: row;
    border-bottom: 1px solid #CCCCCC;
    padding-top: 30px;
    padding-bottom: 18px;
}
.part1_tilte {
    width: 60px;
    margin-right: 14px;
    color:#333333;
    font-size:20px;
    font-weight:bold;
    line-height: 38px;
}
.choose_box {
    flex: 1;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}
.part1_choose {
    color: #333333;
    width:77px;
    height:38px;
    line-height: 38px;
    text-align: center;
    font-size:16px;
    letter-spacing: 1px;
}
.part1_choose:hover {
    background: #FF6C00;
    color: #fff;  
}
.part1_choose.active {
    background: #FF6C00;
    color: #fff;
}


/* 地区 */
.area {
}
.area .part1_choose {
    margin-right: 13px;
    margin-bottom: 6px;
}
.area .part1_choose:nth-child(12n) {
    margin-right: 0px;
}
.area .part1_choose a{display: block; width: 100%; height: 100%;}
/* 版本 */
.version {}
.version .part1_choose:not(:first-child) {
    margin-left: 30px;
}
.version .more {
    font-size:16px;
    font-weight:bold;
    color: #333;
    line-height:32px;
}



/* 内容 */
.part1_show_box {
    margin-top: 62px;
}
.part1_show_item {
    display: flex;
    flex-direction: row;
}
.part1_show_item:not(:last-child) {
    margin-bottom: 30px;
}
.part1_show_item_left {
    width:220px;
    margin-right: 52px;
}
.part1_show_item_left img {
    width:100%;
    height:156px;    
}
.part1_show_item_right {
    flex: 1;
    font-size:20px;
}
.part1_show_item_right_p1 {
    margin-top: 10px;
    color: #333333;
    /* margin-left: -8px; */
    font-weight:bold;
}
.part1_show_item_right_p2 {
    margin-top: 12px;
    font-size:14px;
    line-height:22px;
    color: #666666;
}
.part1_show_item_right_p2 .detail {
}

/* 分页 */
.part1_body .pagination {
    margin-top: 60px;
}

/* --------------------------------------------- part2 */
.case_part2 {
    height:490px;
    background-color: #F2F2F2;
}
.part2_body {
    margin-top: 45px;
    /* height: 270px; */
    position: relative;
}
/*  */
.part2_pre, .part2_next  {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
}
.part2_pre {
    left: 0px;
}
.part2_next {
    right: 0px;
}



/* swiper */
.part2_body .swiper-container{
    width: 994px;
    margin: auto;
    height: 270px;
}
.part2_body .swiper-slide {
    box-sizing: border-box;
}

/* ------- slide1 */
.part2_slide1 {
    display: flex;
    flex-direction: row;
}
/* 左 */
.slide1_img {
    width:439px;
    height: 100%;
}
.slide1_img img {
    width: 100%;
    height: 100%;
}
/* 右 */
.slide1_rightc {
    flex: 1;
    overflow: hidden;
    box-sizing: border-box;
    padding-left: 36px;
    padding-right: 48px;
    background: #fff;
}
.slide_title1 {
    margin-top: 50px;
    /* margin-left: -10px; */
    font-size:20px;
    font-weight:bold;
}
.slide_title2 {
    color: #333333;
    margin-top: 22px;
    font-size:18px;
}
.slide_cont {
    width: 470px;
    margin-top: 10px;
    font-size:14px;
    color:#666666;
    line-height:22px;
}
/* ------- slide2 */
.part2_slide2 {}
/* ------- slide3 */
.part2_slide3 {}
/* 分页器 */
#case_part2 .swiper-pagination-bullets {
    bottom: 28px;
    width: auto;
    left: 670px;
}
.part2-bullet {
    display: inline-block;
    width:28px;
    height:4px;
    background: #CCCCCC;
}
.part2-bullet:not(:last-child) {
    margin-right: 10px;
}
.part2-bullet-active {
    background: #FF6C00;
}
/* --------------------------------------------- part3 */
.case_part3 {
    /* height:648px; */
    height: 700px;
}
.part3_body {
    margin-top: 48px;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    flex-wrap: wrap;
}
.part3_box {
    width:270px;
    margin-bottom: 20px;
}
.part_b_img  {}
.part_b_img img{
    width: 100%;
    height:180px;
}
.part3_b_p1 {
    margin-top: 18px;
    font-size:18px;
    /* font-weight:bold; */
}
.part3_b_p2 {
    margin-top: 6px;
    font-size:14px;
    color: #666666;
    line-height:22px;
}