The dropdown instead of going below the nav bar just replaces the link. I have tried everything but couldn't find a solution.
@charset "UTF-8";
body {
  margin: 0px;
  padding: 0px;
}
/*Top Nav*/
.toptitle {
  background-color: #7acc68;
  width: 100%;
  margin: 0px;
  padding: 0px;
  overflow: hidden;
}
.toptitle p {
  margin: 0px;
  padding: 0px;
  overflow: hidden;
  font-family: 'Source Code Pro', monospace;
  font-size: 35px;
  color: black;
  font-weight: bold;
}
.navbar {
  background-color: #7acc68;
  width: 100%;
  margin: 0px;
  padding: 0px;
  overflow: hidden;
}
.navbar a {
  float: left;
  font-size: 25px;
  color: black;
  margin: 0px;
  padding: 10px;
  font-family: 'Source Code Pro', monospace;
}
.navbar a:hover {
  background-color: #c9c9c9;
}
.dropdown {
  float: left;
  overflow: hidden;
  position: relative;
  display: block;
  color: rebeccapurple;
}
.dropdown a {
  margin: 0px;
  padding: 10px;
  overflow: hidden;
}
.dropdown:hover .dropdownContent {
  display: block;
}
.dropdownContent {
  display: none;
  background-color: #c9c9c9;
  margin: 0px;
  padding: 0px;
  overflow: hidden;
  position: absolute;
  z-index: 1;
}
.dropdownContent a {
  display: block;
}
/*Bottom nav*/
.bottombar {
  background-color: #7acc68;
  width: 100%;
  margin: 0px;
  padding: 0px;
  overflow: hidden;
}
/*Main Content*/
.maincontent {
  background-color: #d3d3d3;
  width: 100%;
  margin: 0px;
  padding: 0px;
  overflow: hidden;
  color: black;
  font-family: 'Roboto', sans-serif;
}<!--Fonts---Roboto,Source Code Pro--->
<link href="https://fonts.googleapis.com/css?family=Roboto|Source+Code+Pro" rel="stylesheet">
<!--Font Awesome--->
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css">
<div class="toptitle">
  <p> Jacob Tufts</p>
</div>
<div class="navbar">
  <a href="#">Home</a>
  <a href="#">About</a>
  <a href="#">Programmer</a>
  <div class="dropdown">
    <a href="#">Computer Guy<i class="fa fa-caret-down"></i></a>
    <div class="dropdownContent">
      <a href="#">General <b>IT</b></a>
      <a href="#">Networking</a>
    </div>
  </div>
  <div class="dropdown">
    <a href="#">Technician<i class="fa fa-caret-down"></i></a>
    <div class="dropdownContent">
      <a href="#">Audio</a>
      <a href="#">Lighting</a>
      <a href="#">projection</a>
    </div>
  </div>
  <div class="dropdown">
    <a href="#">Videographer<i class="fa fa-caret-down"></i></a>
    <div class="dropdownContent">
      <a href="#">Editing</a>
      <a href="#">Video</a>
    </div>
  </div>
</div>
<div class="maincontent">
  <p>gegeheheh</p>
</div>
<div class="bottombar">
  <p>egegege</p>
</div> 
    