Type-safe CSS.
let one: Value = .Length(0.5, .Rem)
let two: Value = .Length(1, .Rem)
let three: Value = .Length(2, .Rem)
let four: Value = .Length(4, .Rem)
let bassCSSWhiteSpace = StyleSheet {[
RuleSet(".mxn1") {[
Margin(left: one, right: one)
]},
RuleSet(".mxn2") {[
Margin(left: two, right: two)
]},
RuleSet(".mxn3") {[
Margin(left: three, right: three)
]},
RuleSet(".mxn4") {[
Margin(left: four, right: four)
]},
RuleSet(".mx-auto") {[
Margin(left: .Auto, right: .Auto)
]}
]}
.mxn1 { margin-right: 0.5rem; margin-left: 0.5rem; }
.mxn2 { margin-right: 1rem; margin-left: 1rem; }
.mxn3 { margin-right: 2rem; margin-left: 2rem; }
.mxn4 { margin-right: 4rem; margin-left: 4rem; }
.mx-auto { margin-right: auto; margin-left: auto; }