Element block pseudo-element :before generated with font-size 16px border-radius transition text-shadow box-shadow 0px 0px 2px rgba(0,0,0,0.5) overflow visible background width auto font-weight bold position static opacity 1 float none padding 0px z-index auto transform line-height 1 margin 0px outline none border 0px rgba(0,0,0,1) solid cursor default height auto display block box-sizing content-box