Change H1 & H2 color

We checked your issue.

1. If you need to change the font color H1 and H2, you can change the color by adding the CSS in a global section like h1 {
color: red;
}
AMP-> Design-> Global
Like this: https://monosnap.com/file/EInRq4qxMltjIt6TokjSn3iXl1mv50

2. Can you please go to Social Sharing section and you can select the social icons which you need
AMP-> Design-> Social sharing
Like this: https://monosnap.com/file/3FS1g6txyK3Y4yvSM360VXq1GLJ8EO