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