#uploadOverlay {
  position: fixed; /* Sit on top of the page content */
  display: none; /* Hidden by default */
  width: 100%; /* Full width (cover the whole page) */
  height: 100%; /* Full height (cover the whole page) */
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(255,255,255,1); /* Black background with opacity */
  z-index: 9999; /* Specify a stack order in case you're using a different order for other elements */
  
}

.overlayContent {
    position: relative;
    top: 30%;
    display: block;
  margin-left: auto;
  margin-right: auto;
    text-align: center;
    color: #01195b;
  
} 
/* Loader */
.loader {
  position: relative;
  width: 80px;
  margin: 50px auto;
}

.duo {
  height: 20px;
  width: 50px;
  background: hsla(0, 0%, 0%, 0.0);
  position: absolute;
  
}

.duo, .dot {
  animation-duration: 0.8s;
  animation-timing-function: ease-in-out;
  animation-iteration-count: infinite;
}

.duo1 {
  left: 0;
}

.duo2 {
  left: 30px
}


.dot {
  width: 20px;
  height: 20px;
  border-radius: 10px;
  background: #ff002b;
  position: absolute;
}

.dot-a {
  left: 0px;  
}

.dot-b {
  right: 0px;
}


@keyframes spin {
    0% { transform: rotate(0deg) }
   50% { transform: rotate(180deg) }
  100% { transform: rotate(180deg) }
}

@keyframes onOff {
    0% { opacity: 0; }
   49% { opacity: 0; }
   50% { opacity: 1; }
  100% { opacity: 1; }
}

.duo1 {
  animation-name: spin;
}

.duo2 {
  animation-name: spin;
  animation-direction: reverse;
}

.duo2 .dot-b {
  animation-name: onOff;
}

.duo1 .dot-a {
  opacity: 0;
  animation-name: onOff;
  animation-direction: reverse;
}