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