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