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