Cara membuat menu drop down dengan CSS3

view demo

1. tataletak kemudian tambahkan gadget pilih HTML/Javascript lalu copy kode dibawah ini:

<style>
#meno{
 width: 100%;
 margin: 0;
 padding: 10px 0 0 0;
 list-style: none;
 background: #111;
 background: -moz-linear-gradient(#444, #111);
 background: -webkit-gradient(linear,left bottom,left top,color-stop(0, #111),color-stop(1, #444));
 background: -webkit-linear-gradient(#444, #111);
 background: -o-linear-gradient(#444, #111);
 background: -ms-linear-gradient(#444, #111);
 background: linear-gradient(#444, #111);
 -moz-border-radius: 50px;
 border-radius: 50px;
 -moz-box-shadow: 0 2px 1px #9c9c9c;
 -webkit-box-shadow: 0 2px 1px #9c9c9c;
 box-shadow: 0 2px 1px #9c9c9c;
}
#meno li{
 float: left;
 padding: 0 0 10px 0;
 position: relative;
 line-height: 0;
}
#meno a{
 float: left;
 height: 25px;
 padding: 0 25px;
 color: #999;
 text-transform: uppercase;
 font: bold 12px/25px Arial, Helvetica;
 text-decoration: none;
 text-shadow: 0 1px 0 #000;
}
#meno li:hover > a{
 color: #fafafa;
}
*html #meno li a:hover /* IE6 */{
 color: #fafafa;
}
#meno li:hover > ul{
 display: block;
}
#meno ul{
    list-style: none;
    margin: 0;
    padding: 0;
    display: none;
    position: absolute;
    top: 35px;
    left: 0;
    z-index: 99999;
    background: #444;
    background: -moz-linear-gradient(#444, #111);
    background: -webkit-gradient(linear,left bottom,left top,color-stop(0, #111),color-stop(1, #444));
    background: -webkit-linear-gradient(#444, #111);
    background: -o-linear-gradient(#444, #111);
    background: -ms-linear-gradient(#444, #111);
    background: linear-gradient(#444, #111);
    -moz-box-shadow: 0 0 2px rgba(255,255,255,.5);
    -webkit-box-shadow: 0 0 2px rgba(255,255,255,.5);
    box-shadow: 0 0 2px rgba(255,255,255,.5);
    -moz-border-radius: 5px;
    border-radius: 5px;
}
#meno ul ul{
  top: 0;
  left: 150px;
}
#meno ul li{
    float: none;
    margin: 0;
    padding: 0;
    display: block;
    -moz-box-shadow: 0 1px 0 #111111, 0 2px 0 #777777;
    -webkit-box-shadow: 0 1px 0 #111111, 0 2px 0 #777777;
    box-shadow: 0 1px 0 #111111, 0 2px 0 #777777;
}
#meno ul li:last-child{
    -moz-box-shadow: none;
    -webkit-box-shadow: none;
    box-shadow: none;
}
#meno ul a{
padding: 10px;
height: 10px;
width: 130px;
height: auto;
line-height: 1;
display: block;
white-space: nowrap;
float: none;
text-transform: none;
}
*html #meno ul a /* IE6 */{
 height: 10px;
}
*:first-child+html #meno ul a /* IE7 */{
 height: 10px;
}
#meno ul a:hover{
 background: #0186ba;
 background: -moz-linear-gradient(#04acec,  #0186ba);
 background: -webkit-gradient(linear, left top, left bottom, from(#04acec), to(#0186ba));
 background: -webkit-linear-gradient(#04acec,  #0186ba);
 background: -o-linear-gradient(#04acec,  #0186ba);
 background: -ms-linear-gradient(#04acec,  #0186ba);
 background: linear-gradient(#04acec,  #0186ba);
}
#meno ul li:first-child > a{
    -moz-border-radius: 5px 5px 0 0;
    border-radius: 5px 5px 0 0;
}
#meno ul li:first-child > a:after{
    content: '';
    position: absolute;
    left: 30px;
    top: -8px;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 8px solid #444;
}
#meno ul ul li:first-child a:after{
    left: -8px;
    top: 12px;
    width: 0;
    height: 0;
    border-left: 0;
    border-bottom: 5px solid transparent;
    border-top: 5px solid transparent;
    border-right: 8px solid #444;
}
#meno ul li:first-child a:hover:after{
    border-bottom-color: #04acec;
}
#meno ul ul li:first-child a:hover:after{
    border-right-color: #04acec;
    border-bottom-color: transparent;
}
#meno ul li:last-child > a{
    -moz-border-radius: 0 0 5px 5px;
    border-radius: 0 0 5px 5px;
}
#meno:after{
 visibility: hidden;
 display: block;
 font-size: 0;
 content: " ";
 clear: both;
 height: 0;
}
* html #meno             { zoom: 1; } /* IE6 */
*:first-child+html #meno { zoom: 1; } /* IE7 */
</style>

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keterangan
ganti hastag warna merah dengan url anda