*{ 
    margin:0;padding:0;  outline: 0;  
}
html,body{ 
    color:#000; 
    background:#fff; 
    width:100%;
}
body{
width: 1100px;
margin:0 auto;
}
input,select,button{ 
     font-size:100%;
     outline:0;
     vertical-align:middle;
     -webkit-appearance: none;
 }
button{
    border: 0;
    background-clip: padding-box;
}

ol,ul,li { list-style:none;}
/* 定义图片边框，当图片作为链接内容被填充时，会有默认边框出现，重定义掉 */
img{ 
     border:none;
     vertical-align:baseline;
}
a, a:link, a:visited{
     color:#000;
     text-decoration:none;
}
a:hover{ 
    color:#000; 
    text-decoration:underline;
}
.bottom{
background:url(../images/bottom_bg.gif);
background-repeat:repeat-y;
}