#v1 {
  margin: 0;
  font-family: Arial, sans-serif;
  position: relative;
  height: 100vh;
}

.menu-toggle {
  font-size: 30px;
  cursor: pointer;
  display: block;
  position: absolute;
  top: 10px;
  right: 10px;
  width: 40px;
  height: 40px;
  background-color: transparent;
  border: 2px solid #000;
  text-align: center;
  line-height: 40px;
}

.menu {
  display: none;
  position: absolute;
  top: 60px;
  right: 10px;
  width: 150px;
  border: 1px solid #000;
  background-color: #f4f4f4;
}

.menu ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.menu li {
  padding: 10px;
  border-bottom: 1px solid #ccc;
}

.menu a {
  text-decoration: none;
  color: #000;
}

.menu #v2 {
	color: gold;
}

.dialog {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 20px;
  background-color: #f4f4f4;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 10px;
  z-index: 1;
}

.dialog-content {
  position: relative;
}

.close {
  position: absolute;
  top: 5px;
  right: 10px;
  color: #aaa;
  font-size: 20px;
  cursor: pointer;
}

.container {
  text-align: center;
  margin-top: 100px;
}

.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-btn {
    background-color: #777;
    color: white;
    padding: 16px;
    font-size: 14px;
    border: none;
    cursor: pointer;
}

.dropdown-content {
    display: none;
    position: absolute;
    background-color: #f9f9f9;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
}

.dropdown-content a {
    color: black;
    padding: 12px 16px;
    text-decoration: none;
    display: block;
}

.dropdown-content a:hover {background-color: #f1f1f1}

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

.dropdown:hover .dropdown-btn {
    background-color: #777;
}

.dropdown-btn::after {
    content: "▼";
    position: absolute;
    right: 1px;
    top: 50%;
    transform: translateY(-50%);
}