let template = "<div class='col-md-4'><div class='card card-<%= color %> mb-4 box-shadow card-border'><div class='card-body'><h4 class='align-center'><%= title %></h4><p class='card-text'><%= description %></p><div class='align-center'><div class='btn-group'><a type='button' href='<%= url %>' class='btn btn-<%= color %>'>Accéder</a></div><div><p class='powered-text'>powered by <a href='<%= urlpoweredby %>'><%= poweredby %></a></p></div></div></div></div></div>"

function renderSite(data) {
  html = ejs.render(template, data);
  document.write(html)
}