C·S·S
article{ Border: Thin DarkGrey Solid; Padding: Calc(1REM + 11PX) Calc(2REM + 11PX); Max-Width: 35REM; Overflow: Hidden; Background: White; Color: Black; Box-Shadow: Inset 0 0 0 1PX White, Inset 0 0 0 3PX Gainsboro, Inset 0 0 0 6PX White, Inset 0 0 0 11PX WhiteSmoke; Font-Size: 1REM }
section{ Margin: 1.5REM 0 0 }
article>section{ Margin: 1.5REM -1.5REM 0; Padding: .5REM 1.5REM; Box-Shadow: Calc(2PX + .5REM) 0 3PX Calc(-2PX - .5REM) Black, Calc(-2PX - .5REM) 0 3PX Calc(-2PX - .5REM) Black, 0 Calc(2PX + .5REM) 3PX Calc(-2PX - .5REM) Black, 0 Calc(-2PX - .5REM) 3PX Calc(-2PX - .5REM) Black, 0 0 1REM -.5REM Black }