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