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