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