.preloader {
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  z-index: 999;
  background-color: $theme-color;

  .th-btn {
    padding: 15px 20px;
    border-radius: 0;
    font-size: 14px;
  }
}

.preloader-inner {
  text-align: center;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  line-height: 1;

  img {
    display: block;
    margin: 0 auto 10px auto;
  }
}

.loader {
  width: 48px;
  height: 48px;
  position: relative;
}
.loader::before , .loader::after{
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50% , -50%);
  width: 48em;
  height: 48em;
  background-image:
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0),
    radial-gradient(circle 10px, #FFF 100%, transparent 0);
  background-position: 0em -18em, 0em 18em, 18em 0em, -18em 0em,
                       13em -13em, -13em -13em, 13em 13em, -13em 13em;
    background-repeat: no-repeat;
  font-size: 0.5px;
  border-radius: 50%;
  animation: blast 1s ease-in infinite;
}
.loader::after {
  font-size: 1px;
  background: #fff;
  animation: bounce 1s ease-in infinite;
}

@keyframes bounce {
  0% , 100%{ font-size: 0.75px }
  50% { font-size: 1.5px }
}
@keyframes blast {
  0% , 40% {
    font-size: 0.5px;
  }
  70% {
    opacity: 1;
    font-size: 4px;
  }
   100% {
     font-size: 6px;
    opacity: 0;
  }
}