.no-js #loader { display: none;  }
.js #loader {
     display: block;
     position: absolute;
     left: 100px;
     top: 0; 
}
.se-pre-con {
    position: fixed;
    left: 0px;
    top: 0px;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background: #c30d23;
    text-align: center;
}

#btn--yp {
  box-sizing: content-box;
  position: fixed;
  z-index: 9;
  bottom: 1em;
  right: 1em;
  border: solid 1em transparent;
  width: 4.625em;
  height: 3.25em;
  background: #aaa;
  font: 16px/ 1.25 trebuchet ms, sans-serif;
  text-indent: 200vw;
  text-shadow: none;
  filter: grayscale(1) drop-shadow(0 0 1px #e8e0e0);
  transition: .5s;
  white-space: nowrap;
}
#btn--yp:before {
  box-sizing: inherit;
  position: absolute;
  left: 0;
  bottom: 100%;
  margin: 1em -.5em;
  padding: .5em;
  width: 100%;
  border-radius: 5px;
  background: #e8e0e0;
  color: #000;
  text-align: center;
  text-decoration: none;
  text-indent: 0vw;
  white-space: normal;
  animation: float 1s ease-in-out infinite alternate;
  content: attr(data-txt);
}
#btn--yp:hover, #btn--yp:focus {
  outline: none;
  filter: grayscale(0) drop-shadow(0 0 1px crimson);
}

@keyframes float {
  to {
    transform: translateY(0.75em);
  }
}

.dot {
  background: #fff;
}
.dot, .dot:after {
  display: inline-block;
  width: 2em;
  height: 2em;
  border-radius: 50%;
  animation: a 1.5s calc(((var(--i) + var(--o, 0))/var(--n) - 1)*1.5s) infinite;
}
.dot:after {
  --o: 1;
  background: #c30d23;;
  content: "";
}

@keyframes a {
  0%,
  50% {
    transform: scale(0);
  }
}

.wrapper{
  position: relative;
}

.dot-ma{
  position: absolute;
  right: 0;
  left: 0;
  top: 50vh;
  bottom: 0;
}