Element block pseudo-element :after generated with padding 5px box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box width 44px transition margin 0px font-size 16px transform line-height 1 border 0px rgba(0,0,0,1) solid display block float none position static font-weight normal border-radius cursor default overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) height auto background z-index auto