Element block pseudo-element :before generated with display block float none box-sizing content-box height auto transition background transform border 0px rgba(0,0,0,1) solid font-weight normal position static overflow hidden line-height 1 border-radius margin 2px box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 14px width 160px padding 90% z-index auto cursor default