Element block pseudo-element :after generated with border 0px rgba(0,0,0,1) solid transform float none margin 2px position relative transition background font-weight normal font-size 16px border-radius box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) overflow visible cursor default height 50px z-index auto text-shadow line-height 1 display inline-block width 50px padding 3px