.index_part_1{padding-bottom: 40px;margin-bottom: 0}.index_part_1 .index_part_box{}.index_part_1 .brand_box{background: #ffffff}.index_part_1 .brand_box .brand_item{display: inline-block;vertical-align: middle;margin: 30px 25px;padding: 10px 15px;transition: all 1s;line-height: 0;width: 183px;max-height: 32px}.index_part_1 .brand_box .brand_item img{height: auto;width: 100%;border-bottom: 4px solid #ffffff}.index_part_1 .brand_box .brand_item .img1{}.index_part_1 .brand_box .brand_item .img2{display: none}.index_part_1 .brand_box .brand_item:hover img{border-color: #90c31f}.index_part_1 .brand_box .brand_item:hover .img1{display: none}.index_part_1 .brand_box .brand_item:hover .img2{display: block}/* Extra large (桌面[1800] 1800 ~ 1679.98) */@media(max-width: 1679.98px){}/* Extra large (桌面[1480] 1380 ~ 1479.98) */@media(max-width: 1479.98px){}/* Extra large (桌面[1380] 1200 ~ 1379.98) */@media(max-width: 1379.98px){}/* Large (笔记本 992 ~ 1199.98 )  */@media(max-width: 1199.98px){}/* Medium (平板 768 ~ 991.98) */@media(max-width: 991.98px){.index_part_1{margin-bottom: 0;padding-bottom: 0}.index_part_1 .brand_box .brand_item{width: 110px;max-width: 110px;margin: 15px;padding: 5px;border-bottom-width: 2px}.index_part_1 .brand_box .brand_item img{max-width: 100% !important;height: auto}}/* Small (小屏手机 576 ~ 767.98)  */@media(max-width: 767.98px){}/* Extra small (手机 < 575.98) */@media(max-width: 575.98px){}/* Extra small (手机 < 420.98) */@media(max-width: 420.98px){}