CSS3多颜色下拉导航菜单纯css3网页顶部导航条代码

这是多级菜单建立在UL-LI元素。但是,这有点不寻常。我不包装子菜单进入自己的UL元素,我要隐藏,显示如果有必要。
#nav,#nav ul {
    list-style: none outside none;
    margin: 0;
    padding: 0;
}
#nav {
    background-color: #000000;
    border-radius: 5px 5px 5px 5px;
    box-shadow: 3px 3px 3px rgba(0, 0, 0, 0.5);
    display: table;
    padding: 10px;
    position: relative;
}
#nav ul {
    background-color: red;
    border:1px solid red;
    border-radius: 0 5px 5px 5px;
    border-width: 0 1px 1px;
    box-shadow: 0 5px 5px rgba(0, 0, 0, 0.5);
    left: -9999px;
    overflow: hidden;
    padding: 20px 0 10px;
    position: absolute;
    top: -9999px;

    -moz-transform: scaleY(0);
    -ms-transform: scaleY(0);
    -o-transform: scaleY(0);
    -webkit-transform: scaleY(0);
    transform: scaleY(0);

    -moz-transform-origin: 0 0;
    -ms-transform-origin: 0 0;
    -o-transform-origin: 0 0;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;

    -moz-transition: -moz-transform 0.1s linear;
    -ms-transition: -ms-transform 0.1s linear;
    -o-transition: -o-transform 0.1s linear;
    -webkit-transition: -webkit-transform 0.1s linear;
    transition: transform 0.1s linear;
}
#nav li {
    float: left;
    position: relative;
}
#nav li a {
    color: #FFFFFF;
    display: block;
    font-size: 16px;
    padding: 7px 20px;
    text-decoration: none;
}
#nav li:hover > a {
    background-color: red;
    border-radius: 5px 5px 5px 5px;
    color: #FFFFFF;
}
#nav li:hover > a.hsubs {
    border-radius: 5px 5px 0 0;
}
#nav li:hover ul.subs {
    left: 0;
    top: 34px;
    width: 180px;

    -moz-transform: scaleY(1);
    -ms-transform: scaleY(1);
    -o-transform: scaleY(1);
    -webkit-transform: scaleY(1);
}
#nav ul li {
    width: 100%;
}
#nav ul li:hover > a {
    background-color: #222222 !important;
    border-radius: 5px 5px 5px 5px;
}

/* colors */
.colorScheme {
    height: 32px;
    list-style: none outside none;
    margin: 0 auto 25px;
    width: 320px;
}
.colorScheme a {
    cursor: pointer;
    float: left;
    height: 30px;
    margin: 0 5px;
    width: 30px;
}
.colorScheme .red {
    background-color: red;
}
.colorScheme .orange {
    background-color: orange;
}
.colorScheme .pink {
    background-color: pink;
}
.colorScheme .green {
    background-color: green;
}
.colorScheme .blue {
    background-color: blue;
}
.colorScheme .indigo {
    background-color: indigo;
}
.colorScheme .violet {
    background-color: violet;
}
.colorScheme .grey {
    background-color: grey;
}

#red:target ~ #nav ul {
    background-color: red;
    border: 1px solid red;
}
#orange:target ~ #nav ul {
    background-color: orange;
    border: 1px solid orange;
}
#pink:target ~ #nav ul {
    background-color: pink;
    border: 1px solid pink;
}
#green:target ~ #nav ul {
    background-color: green;
    border: 1px solid green;
}
#blue:target ~ #nav ul {
    background-color: blue;
    border: 1px solid blue;
}
#indigo:target ~ #nav ul {
    background-color: indigo;
    border: 1px solid indigo;
}
#violet:target ~ #nav ul {
    background-color: violet;
    border: 1px solid violet;
}
#grey:target ~ #nav ul {
    background-color: grey;
    border: 1px solid grey;
}

#red:target ~ #nav li:hover > a {
    background-color: red;
}
#orange:target ~ #nav li:hover > a {
    background-color: orange;
}
#pink:target ~ #nav li:hover > a {
    background-color: pink;
}
#green:target ~ #nav li:hover > a {
    background-color: green;
}
#blue:target ~ #nav li:hover > a {
    background-color: blue;
}
#indigo:target ~ #nav li:hover > a {
    background-color: indigo;
}
#violet:target ~ #nav li:hover > a {
    background-color: violet;
}
#grey:target ~ #nav li:hover > a {
    background-color: grey;
}