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