the css parser skips the whole at-rule, effectively reducing the style sheet to: @import "subs.css"; h {color: blue} a block starts with a left curly brace ({) and ends with the matching right curly brace (}). in between there may be any characters, except that parentheses (()), brackets ([]) and braces...
house nt – bed boards nt – bed drain bags nt – bed pans nt – bed trapeze bars nt – benzoin t – bidet toilet seats t – blankets t – blood agar plates nt – blood glucose monitors used to treat diabetes (therapeutic devices) nt – blood pack units t – blood pressure testing apparatus nt – bone pins nt – braces...