/* CyberSec, Inc. - replaces keith.css and the old frameset layout.
   Colors and images match the original: steelblue nav, tiled backgrounds. */

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: black;
  background: #fff;
}

.page {
  display: grid;
  grid-template-columns: 166px 1fr;
  grid-template-rows: 105px 1fr;
  grid-template-areas:
    "nav header"
    "nav main";
  min-height: 100vh;
}

header {
  grid-area: header;
  background: url("back.jpg");
  padding: 20px;
}

nav {
  grid-area: nav;
  background: steelblue;
  text-align: center;
  padding-top: 20px;
}

nav a {
  display: block;
  margin-bottom: 24px;
  color: mediumblue;
  text-decoration: underline;
}

nav a:visited { color: white; text-decoration: none; }
nav a:hover   { color: black; }
nav a:active  { color: red; }
nav a[aria-current="page"] { font-weight: bold; }

main {
  grid-area: main;
  background: url("back3.jpg");
  padding: 20px;
}

main a { color: mediumblue; }
main a:visited { color: #551a8b; }
main a:hover { color: black; }

h1 { font-size: 2em; margin-top: 0; }
h3 { font-size: 14px; font-weight: bold; }

.logo-center { text-align: center; margin-top: 2em; }
.logo-center img { max-width: 100%; height: auto; }

.todo {
  border: 2px dashed #c00;
  background: #fff8f8;
  padding: 12px;
  margin: 1em 0;
}

@media (max-width: 600px) {
  .page {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto 1fr;
    grid-template-areas: "header" "nav" "main";
  }
  nav { padding: 10px 0 0; }
  nav a { display: inline-block; margin: 0 12px 10px; }
}