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