Element block pseudo-element :after generated with line-height 1 overflow auto transition display inline-block font-weight normal width 170px height auto box-sizing content-box z-index auto border 0px rgba(0,0,0,1) solid cursor default border-radius padding 20px transform margin 0px text-shadow 0px 0px 0px rgba(0,0,0,0.2) background font-size 16px float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) position absolute