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