body {
  margin: 0;
  font-family: Verdana, Arial, Helvetica, sans-serif;
}
a {
  color: rgb(80, 62, 55);
  text-decoration: none;
}
/* image header at top of the page sizes to fit the width of the page */
#header {
  position: relative;
  background-color: white;
  z-index: 10;
  top: 0;
}
#header img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-width: 100%;
  height: auto;
}
/* menubar always stays visible (sticky) at the top of the page */
#menu {
  position: sticky;
  top: 0;
  z-index: 9;
  box-shadow: 10px 10px 5px grey;
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
}
#menu li {
  float: left;
}
#menu li a {
  display: block;
  background-color: lightblue;
  height: 50px;
  font-size: 2em;
  width: 25vw;
  padding-top: 5px;
  text-align: center;
  text-decoration: none;
}
#menu li a:hover {
  background-color: rgb(99, 157, 196);
}
/* margin-bottom to prevent overlap with (fixed) footer */
/* margin-top to allow room for menubar */
#content {
  margin-top: 130px;
  margin-bottom: 70px;
  display: grid;
  gap: 130px;
}
/* the page content can have multiple sections containing: header (h1), text (p) and image_box */
.section {
  position: relative;
  width: 85%;
  margin-left: 4%;
  min-height: 300px;
  background-color: rgb(237, 233, 225);
  box-shadow: 5px 5px 5px grey;
}
.small {
  min-height: 230px;
}
/* h1 is placed outside (above) the section */
.section h1 {
  position: absolute;
  font-size: 2em;
  top: -100px;
  left: 10px;
}
/* position paragraph inside the section, leaving room to the right for the image_box */
.section p {
  margin: 10px 400px 20px 10px;
  font-size: 1em;
}
/* the image_box is placed overlapping on the top-right of the section */
.image_box {
  position: absolute;
  right: -7%;
  top: -100px;
}
/* class="landscape" images have fixed width and scale in height */
.image_box img.landscape {
  display: block;
  width: 400px;
  height: auto;
  max-height: 300px;
  object-fit: contain;
  /*border-radius: 10%;*/
  background-color: rgb(199, 199, 199);
  box-shadow: 5px 5px 5px grey;
}
/* class="portrait" images have fixed height and scale in width */
.image_box img.portrait {
  display: block;
  height: 300px;
  width: auto;
  max-width: 400px;
  object-fit: contain;
  /* border-radius: 10%;*/
  background-color: rgb(199, 199, 199);
  box-shadow: 5px 5px 5px grey;
}
/* text under the image */
.image_box .image_text {
  position: absolute;
  font-size: 0.8em;
  bottom: -25px;
}
/* fixed footer with centered copyright text */
#footer {
  background-color: lightblue;
  position: fixed;
  bottom: 0;
  left: 0;
  z-index: 8;
  height: 50px;
  width: 100%;
}
#footer .copyright {
  color: blue;
  font-size: 1em;
  text-align: center;
}
/* tables have the same margins as <p>, but slightly smaller font */
table {
  margin: 10px 400px 20px 10px;
  font-size: 1em;
  border-collapse: collapse;
  box-shadow: 1px 1px 3px grey;
}

td,
th {
  border: 1px solid rgb(215, 180, 98);
  text-align: left;
  padding: 8px;
}

tr:nth-child(even) {
  background-color: rgb(225, 208, 164);
}
/* seadragon deep zoom images */
.deepzoom {
  width: auto;
  height: 600px;
}
/* position the deepzoom coordinates */
.bounds {
  position: absolute;
  font-size: 0.8em;
  top: -20px;
  right: 10px;
  text-emphasis: left;
}