CSS背景图片透明

Css-Code

.logo {clear:both;margin-top:18px;background: transparent  url(Images/yqkc.jpg) no-repeat top;*margin-left:-5px; _background:none;_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='Images/yqkc.jpg',sizingMethod='scale');height:139px;362px;}