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