/* Loader */
.adv-loader {
    border: 2px solid rgba(0,0,0,0.4);
    border-radius: 30px;
    height: 30px;
    margin: 1rem auto;
    opacity: 1;
    position: relative;
    width: 30px;
    -webkit-animation: advLoader 1s ease-out 0s infinite;
    animation: advLoader 1s ease-out 0s infinite;
}

@-webkit-keyframes advLoader {
    0% {
      transform: scale(.1);
      opacity: 0.0;
    }
    50% {
      opacity: 1;
    }
    100% {
      transform: scale(1.2);
      opacity: 0;
    }
}
@keyframes advLoader {
    0% {
      transform: scale(.1);
      opacity: 0.0;
    }
    50% {
      opacity: 1;
    }
    100% {
      transform: scale(1.2);
      opacity: 0;
    }
}