.productbanner .real-art.real-art-2 .img_wrap{height:246px}.productbanner .productinfo-main .switchbtn.one_btn .backbtn{left:0}@media screen and (max-width:1600px){.productbanner .real-art.real-art-2 .img_wrap{height:185px}}@media screen and (max-width:1440px){.productbanner .real-art.real-art-2 .img_wrap{max-height:172px}}@media only screen and (max-width:1366px){.productbanner .real-art.real-art-2 .img_wrap{max-height:160px}}@media screen and (max-width:1280px){.productbanner .real-art.real-art-2 .img_wrap{max-height:148px}}