``` .z-nav-conter li > ul, .z-subnav-conter li ul { background-color: rgba(39, 37, 38, 0.99); /*下拉菜单背景颜色*/ border-radius: 0; color: #666; /*文字颜色*/ font-size: 14px; border:0;/*下拉菜单边框*/ } .z-nav-conter li > ul a:hover, .z-nav-sub > li a:hover { background-color: #eee; /*悬浮背景颜色*/ color: #000; /*悬浮字体颜色*/ } ``` ``` .do-header .do-area .do-area-bg { background: linear-gradient(to bottom, rgba(0,0,0,.5), rgba(255,0,0,0)); /*导航栏渐变阴影*/ } ```