header { font-family: "Trebuchet MS", Helvetica, sans-serif;
  text-align: center; }
header h1 { font-size: x-large; margin-bottom:0.5em; }
header h2 { font-size: large; }

body.Background { background-image: url(Elements/180828_PT_StaMargarida.jpg) }

main { padding: 7px;
  background-color: #E0FFFF;
  color:#00008B; }
article { font-family: Calibri, serif:;
  font-size: medium; }
article h1 { font-size: larger; text-align: center;
  margin-bottom:1em;
 }

footer { color:#8B4513; }