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