.header{background:#fff;border-bottom:.0625rem solid #e3e5e9;border-top:.0625rem solid #e3e5e9;height:3.125rem;position:sticky;top:0;width:100%;z-index:1000;z-index:3}.header .middle-content{-webkit-box-sizing:border-box;box-sizing:border-box;height:3.125rem;margin:0 auto;max-width:75rem}.header .middle-content .logo{cursor:pointer;height:1.875rem;margin-right:1rem;width:1.875rem}.header .middle-content .themeLogo{border-right:.0625rem solid #e3e8ec;-webkit-box-sizing:border-box;box-sizing:border-box;cursor:pointer;margin-right:1rem;padding-right:1rem}.header .middle-content .themeLogo .logo{height:1.875rem;margin-right:0;width:1.875rem}.header .middle-content .rightBox .navBox .navItem{-webkit-box-sizing:border-box;box-sizing:border-box;cursor:pointer;padding:0 1.25rem}.header .middle-content .rightBox .navBox .navItem .triangle{margin-left:.5rem}.header .middle-content .rightBox .navBox .navItem:hover{color:var(--theme-color);-webkit-transform:scale(1.1);transform:scale(1.1);-webkit-transition:color .3s ease;transition:color .3s ease}.header .middle-content .rightBox .navBox .navItem:hover .triangle{border-color:var(--theme-color)}.header .middle-content .rightBox .searchIcon{height:1.5rem;margin-right:1.5rem;width:1.5rem}.header .middle-content .rightBox .userName .userLogo{cursor:pointer;height:1.875rem;width:1.875rem}.header .middle-content .rightBox .smallLinebtn{height:1.875rem;margin-left:.625rem;padding:0 .625rem}.header .middle-content .rightBox .fillBtn{height:1.875rem;line-height:1.875rem;padding:0 .625rem}.WallpaperXheader{border-bottom:none;color:#fff}.WallpaperXheader,.WallpaperXheader .middle-content{background:#1e0909}.WallpaperXheader .middle-content .logo{height:1.875rem;margin-right:.5rem;width:1.875rem}.WallpaperXheader .middle-content .rightBox .userName{height:1.875rem;line-height:1.875rem;width:1.875rem}