/* The navigation menu */
.navbar {
  overflow: hidden;
  background-color: #333;
}

/* Style the main menu button */
.subnavbtn {
  font-size: 16px;
  border: none;
  outline: none;
  color: white;
  padding: 14px 16px;
  background-color: inherit;
  font-family: inherit;
  margin: 0;
}

/* Style the sub-navigation content (sub-menu) */
.subnav-content {
  display: none;
  position: absolute;
  left: 0;
  background-color: red; /* Customize the background color */
  width: 100%;
  z-index: 1;
}

/* Style the sub-menu links */
.subnav-content a {
  float: left;
  color: white;
  text-decoration: none;
  padding: 12px 16px;
}

/* Show the sub-menu when hovering over the main menu button */
.navbar:hover .subnav-content {
  display: block;
}