Element block pseudo-element :after generated with background border-radius height auto overflow visible float none border 1px rgba(0,0,0,1) solid outline none position relative opacity 1 line-height 1 font-size 16px margin 0px font-weight normal cursor default box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition z-index auto padding 400px width 160px transform box-shadow 0px 0px 10px rgba(0,0,0,0.3) display inline-block