Element block pseudo-element :after generated with border-radius cursor default background z-index auto padding 20px border 0px rgba(0,0,0,1) solid height auto width 160px transform line-height 1 box-sizing content-box font-weight normal float none position static transition display block font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) margin 0px overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3)