Code tạo Menu reposnsive tuyệt đẹp cho blogger

<b:if cond='data:blog.isMobileRequest'>
<style>
#menu{
background: #9e9e9e;
color: #FFF;
height: 40px;
border-bottom: 2px solid #DDD;
box-shadow: 1px 2px 9px #B1B1B1;
border-top: 2px solid #DDD;
}
#menu ul,#menu li{margin:0 auto;padding:0 0;list-style:none}
#menu ul{height:45px;width:1024px}
#menu li{float:left;display:inline;position:relative;font:bold 0.9em Arial;text-shadow: 1px 2px 4px #838383;}
#menu a{display: block;
line-height: 40px;
padding: 0 14px;
text-decoration: none;
color: #FFF;
}
#menu li a:hover{
color: #E4E4E4;
-webkit-transition: all .1s ease-in-out;
-moz-transition: all .1s ease-in-out;
-ms-transition: all .1s ease-in-out;
-o-transition: all .1s ease-in-out;
transition: all .1s ease-in-out;
background: #5FC6EB;
}
#menu input{display:none;margin:0 0;padding:0 0;width:80px;height:30px;opacity:0;cursor:pointer}
#menu label{font:bold 30px Arial;display:none;width:35px;height:36px;line-height:36px;text-align:center}
#menu label span{font-size:16px;position:absolute;left:35px}
#menu ul.menus{
height: auto;
overflow: hidden;
width: 170px;
background: #50B7DC;
position: absolute;
z-index: 99;
display: none;
}
#menu ul.menus li{
display: block;
width: 100%;
font:normal 0.8em Arial;
text-transform: none;
text-shadow: none;
border-bottom: 1px dashed #31AFDB;
}
#menu ul.menus a{
color: #FFF;
line-height: 35px;
}
#menu li:hover ul.menus{display:block}
#menu ul.menus a:hover{
background: #5FC6EB;
color: #FFF;
-webkit-transition: all .1s ease-in-out;
-moz-transition: all .1s ease-in-out;
-ms-transition: all .1s ease-in-out;
-o-transition: all .1s ease-in-out;
transition: all .1s ease-in-out;
}
@media screen and (max-width: 800px){
#menu{position:relative}
#menu ul{background:#111;position:absolute;top:100%;right:0;left:0;z-index:3;height:auto;display:none}
#menu ul.menus{width:100%;position:static;padding-left:20px}
#menu li{display:block;float:none;width:auto; font:normal 0.8em Arial;}
#menu input,#menu label{position:absolute;top:0;left:0;display:block}
#menu input{z-index:4}
#menu input:checked + label{color:white}
#menu input:checked ~ ul{display:block}
}
</style>
<nav id='menu'>
<input type='checkbox'/>
<label>&#8801;<span>My&#160;Blogger&#160;Tricks</span></label>
<ul>
<li><a href='/'>Home</a></li>
<li><a href='#'>About</a></li>
<li><a href='#'>Drop Down <font size='1'>&#9660;</font></a>
<ul class='menus'>
<li><a href='#'>Tab 1</a></li>
<li><a href='#'>Tab 2</a></li>
<li><a href='#'>Tab 3</a></li>
<li><a href='#'>Tab 4</a></li>
<li><a href='#'>Tab 5</a></li>
<li><a href='#'>Tab 6</a></li>
</ul>
</li>
<li><a href='#'>Contact</a></li>
<li><a href='#'>Drop Down <font size='1'>&#9660;</font></a>
<ul class='menus'>
<li><a href='#'>Tab 1</a></li>
<li><a href='#'>Tab 2</a></li>
<li><a href='#'>Tab 3</a></li>
</ul>
</li>
<li><a href='#'>Advertise</a></li>
</ul>
</nav>
</b:if>