.editor-styles-wrapper .guten-column .wp-block{
    margin-left: auto;
    margin-right: auto;
}
h1, h2, h3, h4, h5, h6 {
    margin-block-start: .4rem;
    margin-block-end: .4rem;
}
html :where(.wp-block){
    max-width: 1140px;
}