<!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/html; charset=utf-8" />
<title>无标题文档</title>
<style>
*{
    margin:0;
    padding:0;
}
form{
    width:200px;
    padding:5px 10px;
    background-color:lightblue;
}
.block {
    width:190px;
    height:38px;
    display:block;
    margin:10px 0;
    font-size:15px;
    text-indent:2em;
}
label,a{
    font-size:80%;
	text-decoration:none;
}
label{
    margin-right:25px;
}
.button{
    border:none;
    background-image:url(http://img1.sycdn.imooc.com//539a972b00013e9102280177.jpg);
}
#signup{
	background:url(sp.png)0 -38px;
	display:inline;
}
</style>
</head>
<body>
<form>
    <input class="block" placeholder="邮箱/手机号/用户名">
    <input class="block" placeholder="请输入密码">
    <input type="checkbox" id="remember">
    <label for="remember">下次自动登录</label>
    <a href="#">忘记密码?</a>
    <!--<button class="block" id="login"></button>
    <button class="block" id="signup"></button>-->
    <div class="block"><input  class="button" type="button"></div>
    <div class="block"><input  class="button" type="button" id="signup"></div>
    
    
</form>
</body>
</html>