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