.wp-block-post-title{font-size:32px;line-height:1.8;}
.block-editor-block-list__layout.is-root-container h1{font-size:32px;}
.block-editor-block-list__layout.is-root-container h2{font-size:28px;}
.block-editor-block-list__layout.is-root-container h3{font-size:24px;}
.block-editor-block-list__layout.is-root-container h4{font-size:20px;}
.block-editor-block-list__layout.is-root-container h5{font-size:18px;}
.block-editor-block-list__layout.is-root-container h6{font-size:16px;}
.block-editor-block-list__layout.is-root-container > :where(:not(.alignleft):not(.alignright):not(.alignfull)) {
font-size: 18px;
line-height: 1.8; 
text-align: justify;
}