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