FileUpload控件优化样式

演示图 - IE8



演示图 - Chrome



按钮图片 - sprites_btn23.png 



代码块 - CSS：/*==== FileUpload ====*/
.txtFile{height:20px; width:20em;padding:3px 1px; border:1px solid #ccc; border-top-color:#999; border-left-color:#999; background-color:#fff}
/*== FileUpload hover ==*/
.txtFile:hover{background-color:#f5fdf1}

/*==== button ====*/
.rbtn23{cursor:pointer}
.rbtn23{border:none}
.rbtn23{height:23px}
.rbtn23{width:75px; background:url(../images/sprites_btn23.png) no-repeat 0 -240px}
/*== button hover ==*/
.rbtn23:hover{background-position:0 -264px}

代码块 - HTML
<asp:FileUpload ID="upFile" runat="server" CssClass="txtFile" />

CSS：