A.設(shè)置父元素position:relative;設(shè)置子元素position:relative;B.設(shè)置父元素position:absolute;設(shè)置子元素position:absolute;C.設(shè)置父元素position:absolute;設(shè)置子元素position:relative;D.設(shè)置父元素position:relative;設(shè)置子元素position:absolute;
A.background:url(./img/jiong.jpg);B.background:src(./img/jiong.jpg);C.background:url(img/jiong.jpg);D.background:src(img/jiong.jpg);
A.display:inline-block;B.display:block;C.display:inline;D.display:block-inline;