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