header {
  background-color: #646a73;
  padding: 10px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #fff;
  font-size: larger;
  font-weight: 400;
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 999;
  height: 80px;
}

#content {
  padding: 55px;
}

h2 {
  margin-top: 0px;
}

.toitext {
  scroll-margin-top: 150px;
}

.logo {
  padding-left: 2%;
  text-decoration: none;
  color: white;
}

nav ul {
  list-style-type: none;
  padding: 0;
  display: flex;
}

nav li {
  margin-right: 20px;

  /* Spacing between navigation links */
}

nav a {
  text-decoration: none;
  color: white;
}

.rtt {
  position: sticky;
  bottom: 0;
  display: flex;
  justify-content: right;
  padding-right: 30px;
  padding-bottom: 30px;
}

.box {
  margin: 30px;
  padding: 20px;
  box-shadow: 0px 5px 14px #b2b2b2;
}