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