vuepress/dockerbuild/dot_vuepress/styles/index.styl

/* page-specific rules */
.theme-container.custom-page-class {
    color : blue ;
    
}

/* override page font size */
div.theme-default-content:not(.custom) {
    font-size : 15px ;
}

div.theme-default-content pre {
    font-size : 12px ;
}

@require '~vuepress-plugin-tabs/dist/themes/default.styl'