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