.bottom_tools{position:fixed;z-index:1070;right:40px;bottom:40px;}
.bottom_tools>*{font:0/0 a;display:block;margin-top:5px;color:transparent;border:0;background-color:transparent;text-shadow:none}
.qr_img{position:absolute;top:-220px;left:-310px;display:none;}
.qr_img2{position:absolute;top:-50px;left:-103px;display:none;}
#scrollUp{width:45px;height:45px;background-image:url(../images/backgrounds.32.png);background-position:-54px -53px;display:none;}
#scrollUp:hover{background-image:url(../images/backgrounds.32.png);background-position:-100px -53px}
#feedback{width:45px;height:45px;background-image:url(../images/backgrounds.32.png);background-position:-102px 0}
#feedback:hover{background-image:url(../images/backgrounds.32.png);background-position:-146px -46px}
#qq{width:45px;height:45px;background-image:url(../images/qqkf.png);background-position:0 0}
#qq:hover{background-image:url(../images/qqkf.png);background-position:44px 0}
.qr_tool{width:45px;height:45px;background-image:url(../images/backgrounds.32.png);background-position:-148px 0;cursor:pointer;}
.qr_tool:hover {width: 45px;height: 45px;background-image: url(../images/backgrounds.32.png);background-position: -192px -46px;}