.container {
  max-width: 800px;
  margin: 40px auto;
  padding: 20px;
  background-color: #f9f9f9;
  border: 1px solid #ddd;
  box-shadow: 0 2px 4px rgba(0, 0, 0, .03);
}

.tooltip {
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 5px;
  color: #333;
  font-size: 14px;
  padding: 10px;
  visibility: hidden;
  pointer-events: none;
  position: absolute;
  opacity: 1;
}

.fade-out {
  pointer-events: none;
}

.tooltip.fade-out {
  opacity: 0; /* fade out opacity */
  transition: opacity 2s; /* animation duration is 2 seconds */
}

.tooltip.fade-out::before,
.tooltip.fade-out::after {
  visibility: hidden;
}

.tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 0 8px 8px 8px;
  border-style: solid;
  border-color: #fff transparent transparent transparent;
}

.tooltip::before {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 0 10px 10px 10px;
  border-style: solid;
  border-color: #333 transparent transparent transparent;
}


.dark-mode {
  --background-color: #000000;
  --text-color: #ffffff;
  --input-color: #4a4a4a;
}

.dark-mode input {
  background-color: var(--input-color)
}

.dark-mode, .dark-mode * {
  color: var(--text-color);
  background-color: var(--background-color)
}



.dark-mode-toggle img {
  display: block;
  margin: 5px;
  height: 15px;
  width: 15px;
  background-color: transparent
}

.dark-mode-toggle {
  position: fixed;
  bottom: 10px;
  right: 10px;
  margin: 0;
  padding: 0;
  background-color: var(--input-color);
}

.footer{
  margin-left: .5vh;
  margin-right: 1.25vh;
}

.footer div{
  justify-content: space-evenly ;
  align-content: center;
}