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