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