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