Một bài hướng dẫn tuyệt vời để tạo ra hiệu ứng “nguyên thủy” dựa vào jQuery. Tìm hiểu làm cách nào để tạo ra hiệu ứng LavaLamp chỉ sử dụng các quá trình chuyển đổi CSS3.
Bước 1. HTML
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<ul id="nav">
<li><a href="#">Home</a></li>
<li><a class="hsubs"href="#">Menu 1</a>
<ul class="subs">
<li><a href="#">Submenu 1</a></li>
<li><a href="#">Submenu 2</a></li>
<li><a href="#">Submenu 3</a></li>
<li><a href="#">Submenu 4</a></li>
<li><a href="#">Submenu 5</a></li>
</ul>
</li>
<li><a class="hsubs"href="#">Menu 2</a>
<ul class="subs">
<li><a href="#">Submenu 2-1</a></li>
<li><a href="#">Submenu 2-2</a></li>
<li><a href="#">Submenu 2-3</a></li>
<li><a href="#">Submenu 2-4</a></li>
<li><a href="#">Submenu 2-5</a></li>
<li><a href="#">Submenu 2-6</a></li>
<li><a href="#">Submenu 2-7</a></li>
<li><a href="#">Submenu 2-8</a></li>
</ul>
</li>
<li><a class="hsubs"href="#">Menu 3</a>
<ul class="subs">
<li><a href="#">Submenu 3-1</a></li>
<li><a href="#">Submenu 3-2</a></li>
<li><a href="#">Submenu 3-3</a></li>
<li><a href="#">Submenu 3-4</a></li>
<li><a href="#">Submenu 3-5</a></li>
</ul>
</li>
<li><a href="#">Menu 4</a></li>
<li><a href="#">Menu 5</a></li>
<li><a href="#">Menu 6</a></li>
<li><a href="http://www.script-tutorials.com/pure-css3-lavalamp-menu/">Back</a></li>
<div id="lavalamp"></div>
</ul>
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Bước 2. CSS
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#nav,#nav ul {
list-style:noneoutsidenone;
margin:0;
padding:0;
}
#nav {
background:url('menu_bg.png')no-repeatscroll00transparent;
clear:both;
font-size:12px;
height:58px;
padding:0009px;
position:relative;
width:957px;
}
#nav ul {
background-color:#222;
border:1pxsolid#222;
border-radius:05px5px5px;
border-width:01px1px;
box-shadow:05px5pxrgba(0,0,0,0.5);
left:-9999px;
overflow:hidden;
position:absolute;
top:-9999px;
z-index:2;
-moz-transform:scaleY(0);
-ms-transform:scaleY(0);
-o-transform:scaleY(0);
-webkit-transform:scaleY(0);
transform:scaleY(0);
-moz-transform-origin:00;
-ms-transform-origin:00;
-o-transform-origin:00;
-webkit-transform-origin:00;
transform-origin:00;
-moz-transition:-moz-transform0.1slinear;
-ms-transition:-ms-transform0.1slinear;
-o-transition:-o-transform0.1slinear;
-webkit-transition:-webkit-transform0.1slinear;
transition:transform0.1slinear;
}
#nav li {
background:url('menu_line.png')no-repeatscrollright5pxtransparent;
float:left;
position:relative;
}
#nav li a {
color:#FFFFFF;
display:block;
float:left;
font-weight:normal;
height:30px;
padding:23px20px0;
position:relative;
text-decoration:none;
text-shadow:1px1px1px#000000;
}
#nav li:hover > a {
color:#00B4FF;
}
#nav li:hover, #nav a:focus, #nav a:hover, #nav a:active {
background:nonerepeatscroll00#121212;
outline:0none;
}
#nav li:hover ul.subs {
left:0;
top:53px;
width:180px;
-moz-transform:scaleY(1);
-ms-transform:scaleY(1);
-o-transform:scaleY(1);
-webkit-transform:scaleY(1);
transform:scaleY(1);
}
#nav ul li {
background:none;
width:100%;
}
#nav ul li a {
float:none;
}
#nav ul li:hover > a {
background-color:#121212;
color:#00B4FF;
}
#lavalamp {
background:url('lavalamp.png')no-repeatscroll00transparent;
height:16px;
left:13px;
position:absolute;
top:0px;
width:64px;
-moz-transition:all300msease;
-ms-transition:all300msease;
-o-transition:all300msease;
-webkit-transition:all300msease;
transition:all300msease;
}
#lavalamp:hover {
-moz-transition-duration:3000s;
-ms-transition-duration:3000s;
-o-transition-duration:3000s;
.ul_tinkhac{
margin-left:10px;
}
.ul_tinkhac li{
background:url(images/black-triangle.gif) left top no-repeat ;
padding-left:18px;
}
.ul_tinkhac li a{
color:#666;
text-decoration:none;
}
.ul_tinkhac li a:hover{
text-decoration:underline;
}
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