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