.list_bg{background-color:#fff}.list_bg:nth-child(odd){background-color:#f5f5f7}.list_bg .img_box{background-color:#fff;box-shadow:0 .2em .4em .2em rgba(0,0,0,.03);height:18.9vw}.list_bg .img_box.over{background-color:transparent;box-shadow:inherit}.list_bg .img_box .img_box_pidd{height:calc(100% - 8vw);margin-left:4vw;margin-top:4vw;width:calc(100% - 8vw)}@media screen and (max-width:1680px){.list_bg .img_box{height:21vw}}@media screen and (max-width:1480px){.list_bg .img_box{height:23.1vw}}@media screen and (max-width:1100px){.list_bg .img_box{height:auto}.list_bg .img_box .img_box_pidd{height:auto;margin-bottom:1em;margin-left:1em;margin-top:1em;width:calc(100% - 2em)}}