.cutover{width:100%;margin:0 auto}.cutover li{height:12rem;display:inline-block;cursor:pointer;margin:0;padding:0;margin-left:0;width:32%}.nav-item0{background:url(../images/bg1.png) no-repeat;background-position:center;background-size:100%}.nav-item1{background:url(../images/bg3.png) no-repeat;background-position:center;background-size:100%}.nav-item2{background:url(../images/bg5.png) no-repeat;background-position:center;background-size:100%}.nav-item0-active{background:url(../images/bg2.png) no-repeat;background-position:center;background-size:100%;!important}.nav-item1-active{background:url(../images/bg4.png) no-repeat;background-position:center;background-size:100%;!important}.nav-item2-active{background:url(../images/bg6.png) no-repeat;background-position:center;background-size:100%;!important}.product{padding-bottom:1rem}img.plane{width:12%}.part3{position:relative;width:100%}.part3>.stablemap1{width:100%;position:absolute;left:0;top:0}.part3>.stablemap2{width:100%;position:absolute;left:0;top:0}.part3>.position3{position:absolute;top:0;left:0;width:100%}.paddingtopss{padding-top:44rem}.anniu00{position:absolute;top:10rem;left:1%;width:20%}#tk0{display:none;z-index:55}.part3>.xiaz{position:absolute;left:0;top:43rem;display:block;z-index:88888;font-size:1.4rem;color:#ffde00;text-decoration:underline}.part3>.xiaz img{width:100%}.xiaz a{color:#ffde00}@media screen and (min-width:210px) and (max-width:300px){html{font-size:50%}}@media screen and (min-width:301px) and (max-width:349px){html{font-size:56.3%}.part3>.xiaz{top:35rem}.anniu00{top:8rem}}@media screen and (min-width:350px) and (max-width:374px){.part3>.xiaz{top:47rem}.paddingtopss{padding-top:51rem}}@media screen and (min-width:375px) and (max-width:390px){.part3>.xiaz{top:47rem}.paddingtopss{padding-top:50rem}}@media screen and (min-width:391px) and (max-width:445px){.part3>.xiaz{top:54rem}.paddingtopss{padding-top:58rem}.cutover li{height:17rem}}@media screen and (min-width:446px) and (max-width:480px){.part3>.xiaz{top:62rem}.paddingtopss{padding-top:67rem}.anniu00{top:12rem}#tk0>img{top:15rem}.cutover li{height:17rem}}@media screen and (min-width:481px) and (max-width:640px){.anniu00{top:15rem}#tk0>img{top:20rem}.part3>.xiaz{top:82rem}.paddingtopss{padding-top:88rem}.cutover li{height:20rem}}@media screen and (min-width:700px) and (max-width:770px){html{font-size:81.3%}.anniu00{top:15rem}#tk0>img{top:20rem}.part3>.xiaz{top:75rem}.paddingtopss{padding-top:75rem}.cutover li{height:19rem}}