.loader {
  position: absolute;
  display: none;
  left:45%;
  top:35%;
  border: 5px solid  wheat;
  border-radius: 50%;
  border-top: 5px solid #3498db;
  width: 60px;
  height: 60px;
  z-index: 98;
  /*-webkit-animation: spin 1.2s ease infinite;  Safari */
  animation: spin 1.5s linear infinite;
}
@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}


.preloader
{
    display: block;
    z-index: 1800;
    position: absolute;
top: 50%;
left: 50%;

transform: translate(-50%, -50%);

}
.preloader span
{
    width: 25px;
    height: 25px;
    display: inline-block;
   /*background: black;*/
    border-radius: 100%;

    -webkit-animation: preloader 1s linear infinite alternate;
    -o-animation: preloader 1s linear infinite alternate;
    animation: preloader 1s linear infinite alternate;
}
.s1{background: tomato;}
.s2{background: dodgerblue;}
.s3{background: yellow;}
.s4{background: green;}
.s5{background: black;}

.preloader span:nth-child(0)
{
    animation-delay: -0.5s;

}
.preloader span:nth-child(1)
{
    animation-delay: -0.4s;
}
.preloader span:nth-child(2)
{
    animation-delay: -0.3s;
}
.preloader span:nth-child(3)
{
    animation-delay: -0.2s;
}
.preloader span:nth-child(4)
{
    animation-delay: -0.1s;
}
@keyframes preloader
{
    from  { transform: scale(0); }
    to { transform: scale(1); }
}


.countloader {
  display: none;
  /* position: fixed;
  top: 2%; */
  border: 5px solid wheat;
  border-radius: 50%;
  border-top: 5px solid #3498db;
  width: 35px;
  height: 35px;
  z-index: 98;
  animation: rotation 1s linear infinite;
}

@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}


.button_click:before {
  content: "";
  position: absolute;
  height: 0;
  width: 0;
  top: -5px;
  left: 0;
  border: 2.5px solid rgb(28, 114, 199);
  border-left: none;
  border-bottom: none;
  opacity: 0;
  -webkit-animation: sentBefore 1s linear infinite;
          animation: sentBefore 1s linear infinite;
}

.button_click:after {
  content: "";
  position: absolute;
  height: 0;
  width: 0;
  bottom: -5px;
  right: 0;
  border: 2.5px solid rgb(177, 55, 18);
  border-top: none;
  border-right: none;
  opacity: 0;
  -webkit-animation: sentAfter 1s linear infinite;
          animation: sentAfter 1s linear infinite;

}

@-webkit-keyframes sentBefore {
  0% {
    height: 0;
    width: 0;
    opacity: 0;
  }
  50% {
    height: 0;
    width: 100%;
    opacity: 1;
  }
  100% {
    height: 100% ;
    width: 100%;
    opacity: 1;
  }
}

@keyframes sentBefore {
  0% {
    height: 0;
    width: 0;
    opacity: 0;
  }
  50% {
    height: 0;
    width: 100%;
    opacity: 1;
  }
  100% {
    height: 100%;
    width: 100%;
    opacity: 1;
  }
}
@-webkit-keyframes sentAfter {
  0% {
    height: 0;
    width: 0;
    opacity: 0;
  }
  50% {
    height: 0;
    width: 100%;
    opacity: 1;
  }
  100% {
    height: 100%;
    width: 100%;
    opacity: 1;
  }
}
@keyframes sentAfter {
  0% {
    height: 0;
    width: 0;
    opacity: 0;
  }
  50% {
    height: 0;
    width: 100%;
    opacity: 1;
  }
  100% {
    height: 100%;
    width: 100%;
    opacity: 1;
  }
}