mixin grid-col(name)
  div(style="height: 40px; background: #f0f0f0; font: 700 11px/40px monospace;") #{name}

//- Jpg image
mixin jpg(name,class_img)
  - var size = name.split('-').pop().split('x');
  img(src='images/' + name + '.jpg', alt='', width=size[0], height=size[1], class=class_img)