.head{ width:990px; height:53px; background-image:url(../images_photo/top.jpg); background-repeat:no-repeat;position:relative;} .zn{ width:91px; height:22px; background-image:url(../images_photo/btn1.jpg); !background:url(../images_photo/btn1.jpg);background-repeat:no-repeat;position:absolute; margin-left:796px; margin-top:23px; border:none;} .xx{width:91px; height:22px; background-image:url(../images_photo/btn2.jpg);background:url(../images_photo/btn2.jpg); background-repeat:no-repeat;position:absolute; margin-left:893px; margin-top:23px; border:none;} .content{ width:990px; height:655px; background-color:#2fa0e7;} .DL{ width:157px; height:619px;background-color:#cee5f8; margin-left:5px; !margin-left:2px; float:left;} .DL_top{ width:149px; height:50px; background-image:url(../images_photo/top2.jpg); background-repeat:no-repeat; margin-left:4px;} .DL_CD{ height:569px; width:149px; margin-left:4px; background-color:#FFFFFF;} .photos{ width:818px; height:619px; float:left; margin-left:5px; !margin-left:2px;} .phtots_top{ width:818px; height:38px; background-image:url(../images_photo/add.jpg); background-repeat:no-repeat;overflow: hidden;position:relative;} .phtots_photo{ width:818px; height:581px; background-color:#FFFFFF;} .add{ width:90px; height:25px; margin-left:20px; padding-top:11px; position:absolute;} .address{width:200px; height:25px; margin-left:110px; padding-top:10px; overflow:hidden; position:absolute;} .foot{width:990px; height:30px; background-color:#2fa0e7;} .footfont{ width:990px;height:30px; text-align:center;}