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