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