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