:root {
    --md-primary-fg-color:        #5865a3;
    --md-primary-fg-color--light: #8892bf;
    --md-primary-fg-color--dark:  #3d4671;
}

img[alt=image-contributing] { width: 700px; display: block; margin-left: auto; margin-right: auto; }
img[alt=image-layered] { width: 500px; display: block; margin-left: auto; margin-right: auto; }
img[alt=image-mvc] { width: 500px; display: block; margin-left: auto; margin-right: auto; }
img[alt=image-aggregates] { width: 500px; display: block; margin-left: auto; margin-right: auto; }
img[alt=image-abstract] { width: 500px; display: block; margin-left: auto; margin-right: auto; }
img[alt=image-interface] { width: 500px; display: block; margin-left: auto; margin-right: auto; }