Japt, 91 bytes

The latest entry in my series of making Japt do things it shouldn't be able to do! For some reason, compressing the "vanilla" JavaScript in a string and evaling it with Ox, which would make this a heck of a lot shorter, just doesn't seem to want to work at all :\

$flags$ `fÇÛÆèÆǾb`roT ò3 £$V.before(V.cloneNode(),V.style.border=V.style.background='#'+X 

Test it

And here's the initial version I was toying with before deciding it would probably be invalid:

Japt, 40 bytes

`fÇÛÆèÆǾb`roT ò3 £Ol`%c`úI Xi`baå®":# 

Test it (Open your browser's console.)

Japt, 91 57 bytes

The latest entry in my series of making Japt do things it shouldn't be able to do!

Ol"%c "²³$,...$`fÇÛÆèÆǾb`roT ò3 Ëi`padÜA:2%26%;baå®":# 

Test it (Open your browser's console. Only tested in Chrome.)

Original solution

$flags$ `fÇÛÆèÆǾb`roT ò3 £$V.before(V.cloneNode(),V.style.border=V.style.background='#'+X 

Test it

Japt, 91 bytes

My latest entry in the series of making Japt do things it shouldn't be able to do!

$flags$ `fÇÛÆèÆǾb`roT ò3 £$V.before(V.cloneNode(),V.style.border=V.style.background='#'+X 

Test it

And here's the initial version I was toying with before deciding it would probably be invalid:

Japt, 40 bytes

`fÇÛÆèÆǾb`roT ò3 £Ol`%c`úI Xi`baå®":# 

Test it (Open your browser's console.)

Japt, 91 bytes

The latest entry in my series of making Japt do things it shouldn't be able to do! For some reason, compressing the "vanilla" JavaScript in a string and evaling it with Ox, which would make this a heck of a lot shorter, just doesn't seem to want to work at all :\

$flags$ `fÇÛÆèÆǾb`roT ò3 £$V.before(V.cloneNode(),V.style.border=V.style.background='#'+X 

Test it

And here's the initial version I was toying with before deciding it would probably be invalid:

Japt, 40 bytes

`fÇÛÆèÆǾb`roT ò3 £Ol`%c`úI Xi`baå®":# 

Test it (Open your browser's console.)