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