*{padding:0;margin:0}.header{position:fixed;width:100%;top:0;left:0;height:1.4rem;z-index:100}.header .logo{position:absolute;bottom:0;left:.6rem;line-height:0}.header .logo-img{width:3.733333rem;height:.506667rem}.header .operation{position:absolute;bottom:0;right:.6rem;text-align:right}.header .operation a{color:rgba(253,119,76,0.5);font-size:.30rem;text-decoration:none}.header .operation .active{color:#fc713d}.header .split{padding:0 .04rem}.header .city-first{margin-left:.06rem}