#nav,#nav ul {
    list-style: none outside none;
    margin: 0;
    padding: 0;
}
#nav {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 15px;
    height: 40px;
    list-style: none outside none;
    margin: 40px auto;
    width: 100%;

    /* border radius */
    -moz-border-radius: 4px;
    -webkit-border-radius: 4px;
    border-radius: 4px;

    /* box shadow */
    -moz-box-shadow: 0px 3px 3px #cecece;
    -webkit-box-shadow: 0px 3px 3px #cecece;
    box-shadow: 0 3px 4px #8b8b8b;

    /* gradient */
    background-image: -webkit-gradient(linear, left bottom, left top, color-stop(0, #e5e5e5), color-stop(0.5, #e5e5e5), color-stop(0.51, #e5e5e5), color-stop(1, #e5e5e5));
    background-image: -moz-linear-gradient(center bottom, #e5e5e5 0%, #e5e5e5 50%, #e5e5e5 51%, #e5e5e5 100%);
    background-color: #e5e5e5;
}
#nav li {
    border-bottom: 1px solid #e5e5e5;
    border-left: 1px solid #e5e5e5;
    border-right: 1px solid #e5e5e5;
    border-top: 1px solid #e5e5e5;
    display: block;
    float: left;
    height: 34px;
    position: relative;
    width: 170px;
}
#nav > li:first-child {
    border-left: 0 none;
    margin-left: 5px;
}
#nav ul {
    left: -9999px;
    position: absolute;
    top: -9999px;
    z-index: 2;
}
#nav ul li {
    background: none repeat scroll 0 0 #838383;
    box-shadow: 5px 5px 5px rgba(0, 0, 0, 0.5);
    width: 100%;
}
#nav li a {
    color: #FFFFFF;
    display: block;
    line-height: 34px;
    outline: medium none;
    text-align: center;
    text-decoration: none;

    /* gradient */
    background-image: -webkit-gradient(linear, left bottom, left top, color-stop(0, #333333), color-stop(0.5, #666663), color-stop(0.51, #707070), color-stop(1, #838383));
    background-image: -moz-linear-gradient(center bottom, #787878 0%, #5E5E5E 50%, #707070 51%, #838383 100%);
   background-color: #5f5f5f;
}


#nav li > a:hover {
    /* CSS3 animation */
    -webkit-animation-name: animation;
    -webkit-animation-duration: 0.3s;
    -webkit-animation-timing-function: linear;
    -webkit-animation-iteration-count: 1;
    -webkit-animation-direction: normal;
    -webkit-animation-delay: 0;
    -webkit-animation-play-state: running;
    -webkit-animation-fill-mode: forwards;

    -moz-animation-name: animation;
    -moz-animation-duration: 0.3s;
    -moz-animation-timing-function: linear;
    -moz-animation-iteration-count: 1;
    -moz-animation-direction: normal;
    -moz-animation-delay: 0;
    -moz-animation-play-state: running;
    -moz-animation-fill-mode: forwards;
}
#nav li:hover ul {
    left: 0;
    top: 34px;
    width: 150px;
}