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