body {
  margin: 0;
  font-family: 'Open Sans', serif;
  background-color: #fff;
  color: #000;
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 50px;
  background-color: #04527b;
  display: flex;
  align-items: center;
  padding: 0 20px;
  z-index: 1000;
}

.menu-icon {
  font-size: 24px;
  color: #fff;
  cursor: pointer;
}

.navigation {
  display: none;
  position: absolute;
  top: 50px;
  left: 0;
  width: 100%;
  background-color: #04527b;
}

.navigation ul {
  list-style: none;
  margin: 0;
  padding: 10px 20px;
}

.navigation li {
  margin: 10px 0;
}

.navigation a {
  color: #fff;
  text-decoration: none;
  font-weight: bold;
}

.main-content {
  margin: 70px auto 20px auto;
  width: 94%;
  max-width: 970px;
}
.line15 {
 line-height: 1.5;
}