gỗ ghép
MENU FLOAT RIGHT

<style type="text/css">
#gb{
position:fixed;
top:90px;
z-index:+1000;
}
* html #gb{position:relative;}
.gbtab{
height:150px;
width:30px;
float:left;
cursor:pointer;
background:url('https://2.bp.blogspot.com/-gJsNMloh51g/WblGu-aejuI/AAAAAAAAByw/qMDNpSSrlCgKPtTxoekvBf9UPChW36fWwCLcBGAs/s1600/MENU_RIGHT.png') no-repeat;
}
.gbcontent{
float:left;
border:2px solid #990000;
background:#F5F5F5;
padding:10px;
}
</style>
<script type="text/javascript">
function showHideGB(){
var gb = document.getElementById("gb");
var w = gb.offsetWidth;
gb.opened ? moveGB(0, 30-w) : moveGB(20-w, 0);
gb.opened = !gb.opened;
}
function moveGB(x0, xf){
var gb = document.getElementById("gb");
var dx = Math.abs(x0-xf) > 10 ? 5 : 1;
var dir = xf>x0 ? 1 : -1;
var x = x0 + dx * dir;
gb.style.right = x.toString() + "px";
if(x0!=xf){setTimeout("moveGB("+x+", "+xf+")", 10);}
}
</script>
<div id="gb">
<div class="gbtab" onclick="showHideGB()"> </div>
<div class="gbcontent">
Link 1<br/>
Link 2<br/>
Link 3<br/>

<div style="text-align:right">
<a href="javascript:showHideGB()">
[Hide]
</a>
</div>
</div>
</div>
<script type="text/javascript">
var gb = document.getElementById("gb");
gb.style.right = (30-gb.offsetWidth).toString() + "px";
</script>

MENU NGANG 1

<link href='http://maxcdn.bootstrapcdn.com/font-awesome/4.2.0/css/font-awesome.min.css' rel='stylesheet'/>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.3/jquery.min.js"></script>
<script src='http://codepen.io/thebloggerguide/pen/GjLRkY.js' type='text/javascript'></script>
<style>
@import url(http://fonts.googleapis.com/css?family=Open+Sans:400,400italic,600,700,800);
margin: 0;
padding: 0;
}
article,aside,figure,footer,header,hgroup,nav,section {
display: block;
}
* {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
}
html {
-webkit-font-smoothing: antialiased;
}
a {
color: #BA0707;
text-decoration: none;
}
a:hover {
color: #BA0707;
}
body {
background: #e5e5e5;
color: #374147;
font: 14px "Open Sans",Helvetica,Arial,sans-serif;
-webkit-font-smoothing: antialiased;
line-height: 1;
width: 100%;
}
nav {
display: block;
margin-top: 100px;
background: #374147;
}
.menu {
display: block;
}
.menu li {
display: inline-block;
position: relative;
z-index: 100;
}
.menu li:first-child {
margin-left: 0;
}
.menu li a {
font-weight: 600;
text-decoration: none;
padding: 20px 15px;
display: block;
color: #fff;
transition: all 0.2s ease-in-out 0s;
}
.menu li a:hover,.menu li:hover>a {
color: #fff;
background: #F70000;
}
.menu ul {
visibility: hidden;
opacity: 0;
margin: 0;
padding: 0;
width: 150px;
position: absolute;
left: 0px;
background: #fff;
z-index: 99;
transform: translate(0,20px);
transition: all 0.2s ease-out;
}
.menu ul:after {
bottom: 100%;
left: 20%;
border: solid transparent;
content: " ";
height: 0;
width: 0;
position: absolute;
pointer-events: none;
border-color: rgba(255, 255, 255, 0);
border-bottom-color: #fff;
border-width: 6px;
margin-left: -6px;
}
.menu ul li {
display: block;
float: none;
background: none;
margin: 0;
padding: 0;
}
.menu ul li a {
font-size: 12px;
font-weight: normal;
display: block;
color: #797979;
background: #fff;
}
.menu ul li a:hover,.menu ul li:hover>a {
background: #F70000;
color: #fff;
}
.menu li:hover>ul {
visibility: visible;
opacity: 1;
transform: translate(0,0);
}
.menu ul ul {
left: 149px;
top: 0px;
visibility: hidden;
opacity: 0;
transform: translate(20px,20px);
transition: all 0.2s ease-out;
}
.menu ul ul:after {
left: -6px;
top: 10%;
border: solid transparent;
content: " ";
height: 0;
width: 0;
position: absolute;
pointer-events: none;
border-color: rgba(255, 255, 255, 0);
border-right-color: #fff;
border-width: 6px;
margin-top: -6px;
}
.menu li>ul ul:hover {
visibility: visible;
opacity: 1;
transform: translate(0,0);
}
.responsive-menu {
display: none;
width: 100%;
padding: 20px 15px;
background: #374147;
color: #fff;
text-transform: uppercase;
font-weight: 600;
}
.responsive-menu:hover {
background: #374147;
color: #fff;
text-decoration: none;
}
a.homer {
background: #F70000;
}
@media (min-width: 768px) and (max-width: 979px) {
.mainWrap {
width: 768px;
}
.menu ul {
top: 37px;
}
.menu li a {
font-size: 12px;
}
a.homer {
background: #374147;
}
}
@media (max-width: 767px) {
.mainWrap {
width: auto;
padding: 50px 20px;
}
.menu {
display: none;
}
.responsive-menu {
display: block;
margin-top: 100px;
}
nav {
margin: 0;
background: none;
}
.menu li {
display: block;
margin: 0;
}
.menu li a {
background: #fff;
color: #797979;
}
.menu li a:hover,.menu li:hover>a {
background: #F70000;
color: #fff;
}
.menu ul {
visibility: hidden;
opacity: 0;
top: 0;
left: 0;
width: 100%;
transform: initial;
}
.menu li:hover>ul {
visibility: visible;
opacity: 1;
position: relative;
transform: initial;
}
.menu ul ul {
left: 0;
transform: initial;
}
.menu li>ul ul:hover {
transform: initial;
}
}
@media (max-width: 480px) {
}
@media (max-width: 320px) {
}
</style>
<nav>
<a class="responsive-menu" href="#" id="resp-menu"><i class="fa fa-reorder"></i> Menu</a>
<ul class="menu">
<li><a class="homer" href="#"><i class="fa fa-home"></i> HOME</a>
<ul class="sub-menu">
<li><a href="#">Sub-Menu 1</a></li>
<li><a href="#">Sub-Menu 2</a></li>
<li><a href="#">Sub-Menu 3</a></li>
<li><a href="#">Sub-Menu 4</a></li>
<li><a href="#">Sub-Menu 5</a></li>
</ul>
</li>
<li><a href="#"><i class="fa fa-user"></i> ABOUT</a></li>
<li><a href="#"><i class="fa fa-camera"></i> PORTFOLIO</a>
<ul class="sub-menu">
<li><a href="#">Sub-Menu 1</a></li>
<li><a href="#">Sub-Menu 2</a>
<ul>
<li><a href="#">Sub Sub-Menu 1</a></li>
<li><a href="#">Sub Sub-Menu 2</a></li>
<li><a href="#">Sub Sub-Menu 3</a></li>
<li><a href="#">Sub Sub-Menu 4</a></li>
<li><a href="#">Sub Sub-Menu 5</a></li>
</ul>
</li>
<li><a href="#">Sub-Menu 3</a>
<ul>
<li><a href="#">Sub Sub-Menu 1</a></li>
<li><a href="#">Sub Sub-Menu 2</a></li>
<li><a href="#">Sub Sub-Menu 3</a></li>
<li><a href="#">Sub Sub-Menu 4</a></li>
<li><a href="#">Sub Sub-Menu 5</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#"><i class="fa fa-bullhorn"></i> BLOG</a></li>
<li><a href="#"><i class="fa fa-tags"></i> CATEGORIES</a>
<ul class="sub-menu">
<li><a href="#">Sub-Menu 1</a></li>
<li><a href="#">Sub-Menu 2</a>
<ul>
<li><a href="#">Sub Sub-Menu 1</a></li>
<li><a href="#">Sub Sub-Menu 2</a></li>
<li><a href="#">Sub Sub-Menu 3</a></li>
<li><a href="#">Sub Sub-Menu 4</a></li>
<li><a href="#">Sub Sub-Menu 5</a></li>
</ul>
</li>
<li><a href="#">Sub-Menu 3</a>
<ul>
<li><a href="#">Sub Sub-Menu 1</a></li>
<li><a href="#">Sub Sub-Menu 2</a></li>
<li><a href="#">Sub Sub-Menu 3</a></li>
<li><a href="#">Sub Sub-Menu 4</a></li>
<li><a href="#">Sub Sub-Menu 5</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#"><i class="fa fa-envelope"></i> CONTACT</a></li>
<li><a href="#"><i class="fa fa-sitemap"></i> SITEMAP</a></li>
<li><a href="http://www.thebloggerguide.com/"><i class="fa fa-exclamation-triangle"></i> DISCLAIMER </a></li>
</ul>
</nav>

MENU NGANG 2
 
<style type="text/css">#cssmenu ul,#cssmenu li,#cssmenu span,#cssmenu a{margin:0;padding:0;position:relative}#cssmenu{height:49px;border-radius:5px 5px 0 0;-moz-border-radius:5px 5px 0 0;-webkit-border-radius:5px 5px 0 0;background:#fefefe;background:-moz-linear-gradient(top,#fefefe 0%,#eee9f0 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0%,#fefefe),color-stop(100%,#eee9f0));background:-webkit-linear-gradient(top,#fefefe 0%,#eee9f0 100%);background:-o-linear-gradient(top,#fefefe 0%,#eee9f0 100%);background:-ms-linear-gradient(top,#fefefe 0%,#eee9f0 100%);background:linear-gradient(top,#fefefe 0%,#eee9f0 100%);border-bottom:2px solid #db000b;width:auto}#cssmenu:after,#cssmenu ul:after{content:'';display:block;clear:both}#cssmenu a{background:#fefefe;background:-moz-linear-gradient(top,#fefefe 0%,#ececec 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0%,#fefefe),color-stop(100%,#ececec));background:-webkit-linear-gradient(top,#fefefe 0%,#ececec 100%);background:-o-linear-gradient(top,#fefefe 0%,#ececec 100%);background:-ms-linear-gradient(top,#fefefe 0%,#ececec 100%);background:linear-gradient(top,#fefefe 0%,#ececec 100%);color:#000;display:inline-block;font-family:Helvetica,Arial,Verdana,sans-serif;font-size:12px;line-height:49px;padding:0 20px;text-decoration:none}#cssmenu ul{list-style:none}#cssmenu > ul{float:left}#cssmenu > ul > li{float:left}#cssmenu > ul > li > a{color:#000;font-size:12px}#cssmenu > ul > li:hover:after{content:'';display:block;width:0;height:0;position:absolute;left:50%;bottom:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:10px solid #db000b;margin-left:-10px}#cssmenu > ul > li:first-child > a{border-radius:5px 0 0 0;-moz-border-radius:5px 0 0 0;-webkit-border-radius:5px 0 0 0}#cssmenu > ul > li.active:after{content:'';display:block;width:0;height:0;position:absolute;left:50%;bottom:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:10px solid #db000b;margin-left:-10px}#cssmenu > ul > li.active > a{-moz-box-shadow:inset 0 0 2px rgba(0,0,0,0.1);-webkit-box-shadow:inset 0 0 2px rgba(0,0,0,0.1);box-shadow:inset 0 0 2px rgba(0,0,0,0.1);background:#ececec;background:-moz-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0%,#ececec),color-stop(100%,#fef ef));background:-webkit-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-o-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-ms-linear-gradient(top,#ececec 0%,#fef ef 100%);background:linear-gradient(top,#ececec 0%,#fef ef 100%)}#cssmenu > ul > li:hover > a{background:#ececec;background:-moz-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-webkit-gradient(linear,left top,left bottom,color-stop(0%,#ececec),color-stop(100%,#fef ef));background:-webkit-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-o-linear-gradient(top,#ececec 0%,#fef ef 100%);background:-ms-linear-gradient(top,#ececec 0%,#fef ef 100%);background:linear-gradient(top,#ececec 0%,#fef ef 100%);-moz-box-shadow:inset 0 0 2px rgba(0,0,0,0.1);-webkit-box-shadow:inset 0 0 2px rgba(0,0,0,0.1);box-shadow:inset 0 0 2px rgba(0,0,0,0.1)}#cssmenu .has-sub{z-index:1}#cssmenu .has-sub:hover > ul{display:block}#cssmenu .has-sub ul{display:none;position:absolute;width:200px;top:100%;left:0}#cssmenu .has-sub ul li{*margin-bottom:-1px}#cssmenu .has-sub ul li a{background:#db000b;border-bottom:1px dotted #ff0f1b;filter:none;font-size:11px;display:block;line-height:120%;padding:10px;color:#fff}#cssmenu .has-sub ul li:hover a{background:#a80008}#cssmenu .has-sub .has-sub:hover > ul{display:block}#cssmenu .has-sub .has-sub ul{display:none;position:absolute;left:100%;top:0}#cssmenu .has-sub .has-sub ul li a{background:#a80008;border-bottom:1px dotted #ff0f1b}#cssmenu .has-sub .has-sub ul li a:hover{background:#8f0007}</style><a href="http://24work.blogspot.com/" rel="dofollow" target="_blank" title="Drop Down Menus"><img src="https://bitly.com/24workpng1" alt="Drop Down Menus" border="0" style="position: fixed; bottom: 10%; right: 0%; top: 0px;" /></a><a href="http://24work.blogspot.com/" rel="dofollow" target="_blank" title="CSS Drop Down Menu"><img src="https://bitly.com/24workpng1" alt="CSS Drop Down Menu" border="0" style="position: fixed; bottom: 10%; right: 0%;" /></a><a href="http://24work.blogspot.com/" rel="dofollow" target="_blank" title="Pure CSS Dropdown Menu"><img src="https://bitly.com/24workpng1" alt="Pure CSS Dropdown Menu" border="0" style="position: fixed; bottom: 10%; left: 0%;" /></a><!-- Dont edit this CSS Drop Down Menu code or it will not work -->
<!-- customize your menus Links -->
<div id="cssmenu">
<ul>
<li class="active"><a href="index.html"><span>Home</span></a></li>
<li class="has-sub"><a href="#"><span>Products</span></a>
<ul>
<li class="has-sub"><a href="#"><span>Product 1</span></a>
<ul>
<li><a href="#"><span>Sub Item</span></a></li>
<li class="last"><a href="#"><span>Sub Item</span></a></li>
</ul>
</li>
<li class="has-sub"><a href="#"><span>Product 2</span></a>
<ul>
<li><a href="#"><span>Sub Item</span></a></li>
<li class="last"><a href="#"><span>Sub Item</span></a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#"><span>About</span></a></li>
<li class="last"><a href="#"><span>Contact</span></a></li>
</ul>
</div>
<br/>

MENU NGANG 3

<style>
/*----- MBT Drop Down Menu ----*/
#mbtnavbar {
background: #060505;
width: 960px;
color: #FFF;
margin: 0px;
padding: 0;
position: relative;
border-top:0px solid #960100;
height:35px;
}
#mbtnav {
margin: 0;
padding: 0;
}
#mbtnav ul {
float: left;
list-style: none;
margin: 0;
padding: 0;
}
#mbtnav li {
list-style: none;
margin: 0;
padding: 0;
border-left:1px solid #333;
border-right:1px solid #333;
height:35px;
}
#mbtnav li a, #mbtnav li a:link, #mbtnav li a:visited {
color: #FFF;
display: block;
font:normal 12px Helvetica, sans-serif; margin: 0;
padding: 9px 12px 10px 12px;
text-decoration: none;
}
#mbtnav li a:hover, #mbtnav li a:active {
background: #BF0100;
color: #FFF;
display: block;
text-decoration: none;
margin: 0;
padding: 9px 12px 10px 12px;

}
#mbtnav li {
float: left;
padding: 0;
}
#mbtnav li ul {
z-index: 9999;
position: absolute;
left: -999em;
height: auto;
width: 160px;
margin: 0;
padding: 0;
}
#mbtnav li ul a {
width: 140px;
}
#mbtnav li ul ul {
margin: -25px 0 0 161px;
}
#mbtnav li:hover ul ul, #mbtnav li:hover ul ul ul, #mbtnav li.sfhover ul ul, #mbtnav li.sfhover ul ul ul {
left: -999em;
}
#mbtnav li:hover ul, #mbtnav li li:hover ul, #mbtnav li li li:hover ul, #mbtnav li.sfhover ul, #mbtnav li li.sfhover ul, #mbtnav li li li.sfhover ul {
left: auto;
}
#mbtnav li:hover, #mbtnav li.sfhover {
position: static;
}
#mbtnav li li a, #mbtnav li li a:link, #mbtnav li li a:visited {
background: #BF0100;
width: 120px;
color: #FFF;
display: block;
font:normal 12px Helvetica, sans-serif;
margin: 0;
padding: 9px 12px 10px 12px;
text-decoration: none;
z-index:9999;
border-bottom:1px dotted #333;
}
#mbtnav li li a:hover, #mbtnavli li a:active {
background: #060505;
color: #FFF;
display: block; margin: 0;
padding: 9px 12px 10px 12px;
text-decoration: none;
}
</style>
<div id='mbtnavbar'>
<ul id='mbtnav'>
<li>
<a href='#'>Home</a>
</li>
<li>
<a href='#'>About</a>
</li>
<li>
<a href='#'>Contact</a>
</li>
<li>
<a href='#'>Sitemap</a>
<ul>
<li><a href='#'>Sub Page #1</a></li>
<li><a href='#'>Sub Page #2</a></li>
<li><a href='#'>Sub Page #3</a></li>
</ul>
</li>
</ul>
</div>

RESPONSIVE DROP MENU

 <STYLE>
#nav{padding:15px 0 0;height:46px}
#menu{float:left;width:472px}
#menu a{display:block}
#menu a:hover{text-decoration:none}
#menu .title{position:relative;z-index:100;padding:5px 10px;font-size:14px;line-height:20px}
#menu li{float:left}
#menu li:hover .title,#menu li .nav{background:#2c2a28}
#menu li:hover .title{color:#ddd}
#menu li:hover .nav{left:auto}
#menu li .nav{position:absolute;z-index:101;left:-999em}
#menu li .nav a{color:#ddd}
#menu li .nav a:hover{color:#066}
#menu li .nav h3{margin:5px 10px;color:#666}
#menu li .nav li{width:100%}
#menu li .nav li.links{width:100%!important}
#menu li .nav .border-top{border-top:1px solid #444}
#menu li .nav .border-right{border-right:1px solid #444}
#menu li .nav .border-left{border-left:1px solid #444}
#menu .horizontal{padding:5px 0}
#menu .horizontal a{margin:5px}
#menu .horizontal ul{padding:0 5px}
#menu .vertical{padding:0 10px}
#menu .vertical a{margin:5px 0}
#menu .vertical ul{float:left;padding:5px 0;width:100%}
#menu .cloumn{width:150px}
#menu .cloumn3{width:340px}
.cloumn3 li {float: left;width: 33%!important;}
li {text-align: -webkit-match-parent;}
ul {list-style-type: none;}
.left {float: left;}
.right{float:right}
@media screen and (max-width:658px){
#menu,#menu .cloumn,#menu .cloumn3{width:auto}
}
/* button in menu */
.button{margin: 0 40%;
width: auto;
cursor: pointer;
background-color: #248AB0;
background-image: -webkit-linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.26));
background-image: -moz-linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.26));
background-image: -ms-linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.26));
background-image: -o-linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.26));
background-image: linear-gradient(rgba(0,0,0,0),rgba(0,0,0,.26));
border-width: 2px;
border-color: white;
position: relative;
top: -3px;
color: #ebebeb;
font-weight: bold;
line-height: normal;
-webkit-box-shadow: 0 1px 3px rgba(0,0,0,.4);
-moz-box-shadow: 0 1px 3px rgba(0,0,0,.4);
box-shadow: 0 1px 3px rgba(0,0,0,.4);
-webkit-border-radius: 5px;
-moz-border-radius: 5px;
border-radius: 5px;
text-shadow: 0 1px 0 rgba(0,0,0,.3);
padding: 7px 15px 7px;
white-space: nowrap;text-decoration: none;
}
</STYLE>

Chèn menu vào vị trí thích hợp :

<div id="menu">
<ul>
<li onmouseover="">
<h2 class="title">Toppic<small>&#9660;</small></h2>
<div class="nav horizontal">
<div class="left cloumn">
<h3>Facebook</h3>
<ul>
<li><a href="#" title="Chữ đẹp">Chữ face đẹp</a></li>
<li><a href="#" title="Mặt cười cho facebook">Mặt cười</a></li>
</ul>
</div>
<div class="left cloumn3 border-left border-right">
<h3>Blogger tip</h3>
<ul>
<li><a href="#" title="Mô tả 1">Tiêu đề 1</a></li>
<li><a href="#" title="Mô tả 2">Tiêu đề 2</a></li>
<li><a href="#" title="Mô tả 3">Tiêu đề 3</a></li>
<li><a href="#" title="Mô tả 4">Tiêu đề 4</a></li>
<li><a href="#" title="Mô tả 5">Tiêu đề 5</a></li>
<li><a href="#" title="Mô tả 6">Tiêu đề 6</a></li>
<li><a href="#" title="Mô tả 7">Tiêu đề 7</a></li>
<li class="links"><a class="right button small" href="#" title="Mô tả 8">Button</a></li>
</ul>
</div>
<div class="left cloumn">
<h3>Photoshop</h3>
<ul>
<li><a href="#" title="Mô tả 10">Tiêu đề 10</a></li>
</ul>
</div>
</div>
</li>
<li onmouseover="">
<h2 class="title">Tiêu đề 3 <small>&#9660;</small></h2>
<div class="nav vertical cloumn">
<ul>
<li><a href="#" title="Mô tả 11">Tiêu đề 11</a></li>
<li><a href="#" title="Mô tả 12">Tiêu đề 12</a></li>
<li><a href="#" title="Mô tả 13">Tiêu đề 13</a></li>
<li><a href="#" title="Mô tả 14">Tiêu đề 14</a></li>
<li><a href="#" title="Mô tả 15">Tiêu đề 15</a></li>
</ul>
</div>
</li>
</ul>
</div>

MENU RESPONSIVE CHUẨN HTML5

<style>
/*Menu iChiaSe.Biz*/
#menu{background:#098047;color:#eee;height:35px;}
#menu ul,#menu li{margin:0;padding:0;list-style:none}
#menu ul{height:35px}
#menu li{float:left;display:inline;position:relative;font:bold 13px Arial;}
#menu li a{color:#ccc;box-shadow: inset 1px 0px 0px rgba(255,255,255,0.1), inset -1px 0px 0px rgba(0,0,0,0.1);}
#menu a{display:block;line-height:35px;padding:0 14px;text-decoration:none;color:#333;}
#menu li:hover > a,#menu li a:hover{color:#fff}
#menu input{display:none;margin:0 0;padding:0 0;width:80px;height:35px;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:13px;position:absolute;left:35px}
#menu ul.menus{height:auto;overflow:hidden;width:180px;background:#fff;position:absolute;z-index:99;display:none;border:1px solid #ccc;border-top:none;color:#333}
#menu ul.menus a{color:#333}
#menu ul.menus li{display:block;width:100%;font:12px Arial;text-transform:none;}
#menu li:hover ul.menus{display:block}
#menu a.prett,#menu a.trigger2{padding:0 27px 0 14px}
#menu li:hover > a.prett,#menu a.prett:hover{background:#fff;color:#333}
#menu a.prett::after{content:"";width:0;height:0;border-width:6px 5px;border-style:solid;border-color:#eee transparent transparent transparent;position:absolute;top:15px;right:9px}
#menu ul.menus a:hover{background:#06703D;}
#menu a.trigger2::after{content:"";width:0;height:0;border-width:5px 6px;border-style:solid;border-color:transparent transparent transparent #eee ;position:absolute;top:13px;right:9px}
/*Responsive menu*/
@media screen and (max-width: 768px){
#menu{position:relative}
#menu ul{background:#838383;position:absolute;top:100%;right:0;left:0;z-index:3;height:auto;display:none;}
#menu ul.menus{width:100%;position:static;border:none}
#menu li{display:block;float:none;width:auto;text-align:left}
#menu li a{color:#fff}
#menu li a:hover{color:#333}
#menu li:hover{background:#BABABA;color:#333;}
#menu li:hover > a.prett,#menu a.prett:hover{background:#BABABA;color:#333;}
#menu ul.menus a{background:#BABABA;}
#menu ul.menus a:hover{background:#fff;}
#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>
Đặt đoạn code sau tại vị trí mà bạn muốn hiển thị thanh Menu.

<nav id='menu'>
<input type='checkbox'/>
<label>&#8801;<span>Menu</span></label>
<ul>
<li><a href='/' rel='nofollow' title="RSS">RSS</a></li>
<li><a class='prett' href='/' title="/">Blogger</a>
<ul class='menus'>
<li><a href='/' title="Templates">Templates</a></li>
<li><a href='/' title="HTML5">HTML5</a></li>
</ul>
</li>
<li><a class='trigger2' href='#' onclick='window.open(&apos;http://translate.google.com/translate?u=&apos;+encodeURIComponent(location.href)+&apos;&amp;amp;langpair=vi_VN%7cen&amp;amp;hl=en&apos;); return false;' rel='nofollow' target='_blank' title='English'>Translate</a></li>
</ul>
</nav>

MENU CỐ ĐỊNH KHI SROLL CHUỘT

<STYLE>
#fixNav{
width: 100%;
height: 35px;
background-color: #0082bb;
display: block;
box-shadow: 0px 2px 2px rgba(0,0,0,0.5); /*Đổ bóng cho menu*/
position: fixed; /*Cho menu cố định 1 vị trí với top và left*/
top: 0; /*Nằm trên cùng*/
left: 0; /*Nằm sát bên trái*/
z-index: 100000; /*Hiển thị lớp trên cùng*/
}
#fixNav ul{
margin: 0;
padding: 0;
}
#fixNav ul li{
list-style:none inside;
width: auto;
float: left;
line-height: 35px; /*Cho text canh giữa menu*/
color: #fff;
padding: 0;
margin-right:10px;
position: relative;
}
#fixNav ul li a{
text-transform: uppercase;
white-space: nowrap; /*Cho chữ trong menu không bị wrap*/
padding: 0 10px;
color: #fff;
display: block;
font-size: 0.8em;
text-decoration: none;
}
/*CSS Style cho Submenu*/
#fixNav ul li ul {
position: absolute;
width: auto;
display: none;
background-color: #252525;
border-bottom: 3px solid #0082bb;
padding-left: 5px;
}
#fixNav ul li ul li{
display: block;
padding:0;
margin: 0;
float: none; /*Bỏ float cho li cấp thứ 2*/
}
/* Hover cho submenu */
#fixNav ul li:hover {
/* Hover thì li sẽ đổi màu*/
background-color: #252525;
}
#fixNav ul li:hover ul{
/*Display ra submenu*/
display: block;
}
/*Không copy cái này, dùng tăng padding top bottom để demo cuộn*/
p{
padding-top: 80px;
padding-bottom: 80px;
}
</STYLE>
<nav id="fixNav">
<ul>
<li><a href="#">Trang chủ</a></li>
<li><a href="#">Izwebz Store</a></li>
<li><a href="#">Newbie</a></li>
<li>
<a href="#">Video</a>
<ul class="sub-menu">
<li><a href="#">Html & CSS</a></li>
<li><a href="#">PHP & MySQL</a></li>
<li><a href="#">jQuery</a></li>
</ul>
</li>
</ul>
</nav>
 

Từ khóa : (nút ẩn hiện trái bloggger, Menu ẩn hiện góc trái, pop up float left và float right)
http://khanh98.blogspot.com/2015/08/menu-doc-voi-nut-hien.html
https://www.windows2it.com/2015/09/them-pop-out-chat-box-cbox-cho-blogspot-blogger.html

http://www.aloseo.xyz/2017/04/code-co-dinh-thanh-menu-sticky-menu.html
http://tuhocvatulam.blogspot.com/2015/01/tao-quang-cao-co-inh-khi-keo-thanh-cuon.html
http://www.aloseo.xyz/2017/04/tao-menu-doc-accordion-cho-blogspot.html