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