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