#nav-area {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  padding: 5px;
  background-color: #fff;
  border-bottom: 1px solid rgba(219, 219, 219, 0.5);
  z-index: 10;
}
#nav-area > *:first-child a {
  display: flex;
  align-items: center;
  padding: 5px;
}
#nav-area > *:first-child img {
  width: 20px;
  height: 20px;
}
#nav-area > *:last-child img {
  width: 16px;
  height: 16px;
  pointer-events: none;
}
#nav-area > *:last-child span {
  margin-left: 0.25rem;
  pointer-events: none;
}
#nav-area .is-disabled {
  cursor: not-allowed;
}
#nav-area .is-disabled a {
  pointer-events: none;
}
#nav-area .dropdown-menu {
  min-width: inherit;
}
#test-area {
  position: absolute;
  right: 0;
  left: 0;
  width: 125px;
  margin: 0 auto;
  text-align: center;
}
#to-top-area {
  display: none;
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  width: 125px;
  margin: 0 auto;
  padding: 5px;
  text-align: center;
  z-index: 1;
}
#to-top-area.is-fixed {
  display: block;
}
#to-top-area span {
  margin-right: 0.25rem;
  pointer-events: none;
}
#to-top-area img {
  width: 8px;
  height: 8px;
  pointer-events: none;
}