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