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