.sidebar {
  height: 100%; /* 100% Full-height */
  width: 0; /* 0 width - change this with JavaScript */
  position: fixed; /* Stay in place */
  z-index: 1; /* Stay on top */
  top: 0;
  left: 0;
  background-color: #0275d8; /* Black*/
  overflow-x: hidden; /* Disable horizontal scroll */
  padding-top: 60px; /* Place content 60px from the top */
  transition: 0.5s; /* 0.5 second transition effect to slide in the sidebar */
}

/* The sidebar links */
.sidebar a {
  padding: 8px 8px 8px 20px;
  text-decoration: none;
  font-size: 20px;
  color: whitesmoke;
  display: block;
  transition: 0.5s;
  font-weight: bold;
  border: none;
}

/* When you mouse over the navigation links, change their color */
.sidebar a:hover {
  color: #f1f1f1;
}

/* Position and style the close button (top right corner) */
.sidebar .closebtn {
  position: absolute;
  top: 0;
  right: 25px;
  font-size: 36px;
  margin-left: 50px;
}

.border-3{
  border-style: solid;
  border-width: 3px;
}

.dropdown-submenu {
  position: relative;
}

.dropdown-submenu .dropdown-menu {
  top: 0;
  left: 100%;
  margin-top: -1px;
}

.border-top-bottom {
  border-bottom: 2px solid black;
  border-top: 2px solid black;
}
  
.border-bottom-only {
  border-bottom: 2px solid black;
}

.border-top-only {
  border-top: 2px solid black;
}