23.11.19

.F{position:relative;
    width: 500px;
    height: 500px;

background-repeat: no-repeat;
}
.onel{
   position: absolute;
   top: 250px;
   left: 400pX;
   background-repeat: no-repeat;
   z-index:1;
}
.one2!
position: absolute;
top: 300px;
right: 250px;
top: 450px;
left: 725px;
}
.one1 :hovor(background-image: url(../新建文件夹/sod.jPBs);
   background-image: url(../新建文件观/arr.png);
   background-repeat: ho-repeat;
    opacity: 0.5;