<div align="center">
<img src="https://gss0.bdstatic.com/70cFsjip0QIZ8tyhnq/search/img/baidulogo_clarity_80_29.gif" alt="Baidu" border="0" align="bottom"><input type=text name=word size=30>
<input type="submit" value="百度搜索">
</div>
</form>
把代码放在<body></body>标签之间运行一下。
1、按钮的margin-left:-10px这样的负值。或者学度娘，取消input边框另作。
2、css里面font-size:16pxfont-family:"Times New Roman",Georgia,Serif这样。
3、可以设置input的type为image，然后加背景图片。
给出一个例子
<!DOCTYPE HTML><html lang="en">
<head>
<meta http-equiv = "X-UA-Compatible" content = "IE=edge,chrome=1" />
<meta http-equiv="Content-Type" content="text/htmlcharset=UTF-8">
<title>test</title>
<link rel="stylesheet" href="css.css" type="text/css" media="screen">
<script src="http://libs.baidu.com/jquery/1.7.0/jquery.min.js"></script>
</head>
<body>
<div class="search">
<input id="search" type="text" autofocus="autofocus" >
<div class="submit">搜索</div>
</div>
<style type="text/css">
.search{width:300pxoverflow: hiddenborder:1px solid #dddfont-size:16pxheight:2emline-height: 2em}
.search:hover{border:1px solid #00af60}
.search input#search{padding-left: 10pxoutline: nonewidth:230pxborder:0}
.search .submit{cursor:pointerfloat: rightpadding:0 10pxcolor: #00af60border-left: 1px solid #ddd}
.search:hover .submit{background: #00af60color:#FFFborder:0/*background:url(1.jpg)*/}
</style>
<script type="text/javascript">
$(function(){
$('.search').hover(function(){$('#search')[0].focus()})//
$('.search .submit').click(function(){
alert("在此检查然后js提交")
})
})
</script>
</body>
</html>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/htmlcharset=gb2312" />
<title>无标题文档</title>
<style type="text/css">
#dv1
{margin:0px autowidth:200pxheight:80px}
#dv2
{
background:url(91529822cd5685b7d7cae2f9.jpg)
width160px height:33px
float:left
width: 174px
overflow: hidden
text-align:center
left: 459px
top: 13px
}
#dv3
{
width:34px
height:33px
float:left
position:absolute
left: 497px
top: 16px
overflow: hidden
}
</style>
</head>
<body><form id="form1" name="form1" method="post" action="">
<div id="dv1"><div id="dv2">
<label>
<input type="text" name="textfield" style="width:100pxheight:20px" />
</label>
</div><div id="dv3"><a href="#" ><img src="aaa.jpg" style="border:0px"/></a></div>
</div> </form>
</body>
</html>
你试下把
