web前端|html教程
CSS定义DIV圆角边框
web前端-html教程
用CSS样式，比js好
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CSS就不会
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div.RoundedCorner{background: #9BD1FA}
b.rtop, b.rbottom{display:block;background: #FFFFFF}
b.rtop b, b.rbottom b{display:block;height: 1px;overflow: hidden; background: #9BD1FA}
b.r1{margin: 0 5px}
b.r2{margin: 0 3px}
b.r3{margin: 0 2px}
b.rtop b.r4, b.rbottom b.r4{margin: 0 1px;height: 2px}
无图片实现圆角框
无图片实现圆角框
=================================================================
另外一种实现方式
BODY {
FONT-SIZE: 12px; COLOR: #333333; TEXT-ALIGN: center
}
.round {
DISPLAY: inline; MARGIN: 5px; WIDTH: 200px; BACKGROUND-COLOR: lightblue
}
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>自动圆角函数
作者
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>样式1
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>样式2
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>样式3
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>样式4
<DIV
style=”PADDING-RIGHT: 3px; PADDING-LEFT: 3px; PADDING-BOTTOM: 3px; PADDING-TOP: 3px”>说明:
RoundCorner(“欲圆角的元素ID”
[, 圆角样式 ]);
圆角样式:可选参数,暂时有4种
RoundCorner(“round1”,1);
RoundCorner(“round2”,2);
RoundCorner(“round3”,3);
RoundCorner(“round4”,4);
RoundCorner(“a”,1);
RoundCorner(“title”,1);
function RoundCorner(obj,style)
{ var r = [];
var styles = [
{top:[“0 5px”,”0 3px”,”0 2px”,”0 1px”,”0 1px”],bottom:[“0 1px”,”0 1px”,”0 2px”,”0 3px”,”0 5px”]},
{top:[“0 5px”,”0 3px”,”0 2px”,”0 1px”,”0 1px”],bottom:[“0px”,”0px”,”0px”,”0px”,”0px”] },
{top:[“0 0 0 5px”,”0 0 0 3px”,”0 0 0 2px”,”0 0 0 1px”,”0 0 0 1px”],bottom:[“0 1 0 0px”,”0 1 0 0px”,”0 2 0 0px”,”0 3 0 0px”,”0 5 0 0px”]},
{top:[“0 5 0 0px”,”0 3 0 0px”,”0 2 0 0px”,”0 1 0 0px”,”0 1 0 0px”],bottom:[“0 0 0 1px”,”0 0 0 1px”,”0 0 0 2px”,”0 0 0 3px”,”0 0 0 5px”]}
]; //author:
if (!style || style>styles.length) style = 1;
style–;
var btop = styles[style].top,bbottom = styles[style].bottom;
obj = document.getElementById(obj);
if (!obj) return;
var HTML = obj.innerHTML;
obj.innerHTML = “”;
for(var istop=1;istop>=0;istop–)
{
var topborder = document.createElement(“b”);
topborder.style.display = “block”;
topborder.style.height = “2px”;
topborder.style.backgroundColor = (obj.parentNode.style.backgroundColor)?obj.parentNode.style.backgroundColor:”#FFFFFF”;
for(var i=0;i<btop.length;i++)
{
var b = document.createElement(“b”);
if (obj.style.backgroundColor)
b.style.backgroundColor = obj.style.backgroundColor;
else if (obj.className)
b.className = obj.className;
b.style.display = “block”;
b.style.margin = (istop)?btop[i]:bbottom[i];
b.style.height = “1px”;
b.style.overflow = “hidden”;
b.style.width = “auto”;
topborder.appendChild(b);
}
obj.appendChild(topborder);
if (istop) obj.innerHTML+=HTML;
}
}
=================================================================
<!–
body {font-size:12px;}
.round1 { border:1px solid #AFE8E1; background-color:#fff; position:relative;}
.round1 .tl,.round1 .tr,.round1 .bl,.round1 .br { width:5px; height:5px; overflow:hidden; position:absolute; background:url(/i/ks/060928/bgcorn.jpg) no-repeat;}
.round1 .tl { left:-1px; top:-1px; _top:0;}
.round1 .tr { right:-1px; top:-1px; _top:0; background-position:-4px 0;}
.round1 .bl { left:-1px; bottom:-1px; background-position:0 -4px;}
.round1 .br { right:-1px; bottom:-1px; background-position:-4px -4px;}
.ovt ul { margin:0; padding:0; }
.ovt li {background:url(/i/ks/060928/br.jpg) right no-repeat; height:22px; line-height:22px; list-style:none; float:left; color:#088;}
.ovt span { background:url(/i/ks/060928/bl.jpg) left no-repeat; display:block; padding:0 1em 0 .5em;}
–>
<!–
//–>
知识
通过下列链接访问参考资料，可帮助你创建引人注目的 Web 页面。
动态 HTML (DHTML) 对象模型参考
