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