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