body {
  font-family: Helvetica Neue, sans-serif;
  margin: 0;
}

header {
  background-color: #EFEFEF;
}

header nav {
  width: 820px;
  margin: 0 auto;
  padding: 10px;
  font-size: 16px;
  text-align: right;
}

header nav a {
  color: #000;
  text-decoration: none;
}

header nav a:hover {
  color: #384677;
}

main {
  color: #f1f1f1;
  background-color: #384677;
}

.main_inner {
  width: 820px;
  margin: 0 auto;
  position: relative;
  padding: 60px 0 160px;
}

h1 {
  font-size: 52px;
}

h1 img {
  vertical-align: middle;
}

.description {
  font-size: 20px;
  margin-top: 30px;
}

.download {
  position: absolute;
  right: 10px;
  top: 105px;
}

.download_btn {
  display: inline-block;
  background-color: #4e9c2c;
  color: #FFF;
  text-decoration: none;
  font-size: 20px;
  padding: 10px 20px;
  border-radius: 6px;
  text-align: center;
  line-height: 1.6;
}

.download_btn:hover {
  background-color: #5f9c44;
}

.download_filename {
  font-size: 14px;
  color: #e2e2e2;
}

.download_select {
  font-size: 13px;
  color: #CCC;
  margin-top: 15px;
  text-align: right;
  cursor: pointer;
}

.download_select:hover {
  color: #EFEFEF;
}

.download_list {
  width: 120px;
  font-size: 14px;
  position: absolute;
  right: 0;
}

.download_list li {
  background-color: #EFEFEF;
  color: #666;
  list-style: none;
  padding: 10px;
  border-bottom: 1px solid #999;
  cursor: pointer;
}

.download_list li:hover,
.download_list li.selected {
  background-color: #4e9c2c;
  color: #FFF;
}

.main_capture {
  width: 840px;
  height: 534px;
  position: absolute;
  bottom: -440px;
  margin: 0 auto;
}