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