Center child container

 Container(
        width: double.infinity,
        height: 500,
        color: Colors.amber,
        alignment: Alignment.center,
        child: Container(
          width: 200,
          height: 200,
          color: Colors.red,
        ),
),

Source: kindacode.com

Similar codes

0 vote333 views1 answer
Justify center wont wotk with max-width css
CSS
35 votes347 views2 answers
Css code for margin
CSS
9 votes322 views4 answers
Css animation shorthand
CSS
28 votes340 views3 answers
Box shadow to make border bottom
CSS
62 votes341 views6 answers
Css text shadow
CSS
3 votes314 views1 answer
Css first td
CSS
0 vote332 views2 answers
Hoq to give paragraph color css
CSS
9 votes349 views3 answers
Animation on scroll css
CSS
16 votes328 views3 answers
Remove underline hover css
CSS
-1 vote354 views3 answers
Css counter
CSS