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