/* BASIC css start */
#conceptWrap .hide_content { display: none; }
#conceptWrap article:nth-child(2n-1) { background-color: #f3f3f3; padding: 1px 0; }
#conceptWrap article:last-child { margin-bottom: 240px; }
#conceptWrap .concept_box { display: flex; margin: 80px; align-items: center; justify-content: space-between; }
#conceptWrap .concept_tit_pic { display: inline-block; float: left; width: 32.5%; }
#conceptWrap .concept_tit_pic img { width: 100%; }
#conceptWrap .swiper-container .swiper-scrollbar { width: 100%; left: 0; }
#conceptWrap .swiper-container .swiper-scrollbar-drag { background-color: #000; }
#conceptWrap .concept_item_box { display: inline-block; width: 63%; }
#conceptWrap .concept_item_box .concept_tit_text h1 { font-size: 30px; color: #000; margin: 10px 0; }
#conceptWrap .concept_item_box .concept_tit_text p { font-size: 18px; font-weight: 300; color: #9b9b9b; }
#conceptWrap .concept_item_box .swiper-container { margin-top: 50px; }
#conceptWrap .item-list .item { width: 100%; margin-bottom: 50px; }
/* BASIC css end */