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