.topline {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 65px;
  align-items: center;
  justify-content: space-between;
  padding-left: 10px;
  padding-right: 25px;

  background-color: white;

  border-bottom-width: 1px;
  border-bottom-style: solid;
  border-bottom-color: rgb(210, 210, 210);
  z-index: 100;
}

.gctitle-pic {
  height: 55px;
  margin-top: 3px;
}

nav {
  font-size: 15px;
}

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

nav li {
  position: relative;
 }

nav a {
 display: block;
 padding: 10px 16px;
 color: rgb(0, 0, 0);
 text-decoration: none;
  }

nav a:hover {
 background-color: #ef0909;
 color: white;
 text-decoration: underline;
 font-weight: 700;
 }

/* Dropdown */
.dropdown-content {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background-color: #ef0909;
  color: white;
  min-width: 160px;
  z-index: 1;
  text-decoration: none;
 }

.dropdown-content a {
  padding: 10px 15px;
  display: block;
 }

nav li:hover .dropdown-content {
  display: block;
 }