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