css学习一

 

/*去除链接或图片的虚线框*/
a, img {
     star:expression(this.onFocus=this.blur());
     outline:none;
     text-decoration:none;//去掉a标签下的下划线
}

ul {
   list-style:none;//列表样式
}

 

#top1 {
    width:100%;
    height:87px;
    background:url(../images/topbg.gif) repeat-x #f8f8f8;
}

 

<font style="letter-spacing:8px; ">字符间距设置</font>