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