body {
  background-color: rgb(0, 0, 0);
  margin: 0px;
  margin-bottom: 1000px;
  font-family: Roboto, Arial, sans-serif;
  font: bold;
}

/* space-between will push 2 items to the edge*/
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px;
  background-color: rgb(10, 10, 10);
  margin: 0px;
}

.calvin-logo {
  height: 40px;
  border: none;
  border-radius: 20px;
  margin-left: 10px;
}


.hamburger-menu {
  cursor: pointer;
  margin-right: 16px;
}

.bar1,
.bar2,
.bar3 {
  width: 32px;
  height: 4px;
  background-color: rgb(255, 255, 255);
  border-radius: 2px;
  margin: 4px 0px;
  transition: 0.4s;
}

/* Rotate top bar -45deg */
.change .bar1 {
  transform: translate(0px, 8px) rotate(-45deg);
}

/* Fade out middle bar */
.change .bar2 {
  opacity: 0;
}

/* Rotate bottom bar 45deg */
.change .bar3 {
  transform: translate(0px, -8px) rotate(45deg);
}

.dropdown-menu {
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 0;
  width: 100%;
  align-items: center;
  background-color: rgb(10, 10, 10);
  position: absolute;
  top: 60px;
  left: 0px;
  z-index: 1000;
  transition: 0.6s;
}

.dropdown-menu a {
  color: white;
  text-decoration: none;
  margin: 10px;
}

.dropdown-menu.active {
  max-height: 160px;
}