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