.m-loader {
  position: relative;
  width: 40px;
}

.m-loader:before {
  content: '';
  display: block;
  padding-top: 100%;
}

.m-circular {
  -webkit-animation: rotate 1.5s linear infinite;
          animation: rotate 1.5s linear infinite;
  height: 100%;
  -webkit-transform-origin: center center;
      -ms-transform-origin: center center;
          transform-origin: center center;
  width: 100%;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  margin: auto;
}

.path {
  stroke-dasharray: 1,200;
  stroke-dashoffset: 0;
  stroke: #49dacd;
  -webkit-animation: dash 1.5s ease-in-out infinite;
          animation: dash 1.5s ease-in-out infinite;
  stroke-linecap: round;
}

@-webkit-keyframes rotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}

@keyframes rotate {
  100% {
    -webkit-transform: rotate(360deg);
            transform: rotate(360deg);
  }
}

@-webkit-keyframes dash {
  0% {
    stroke-dasharray: 1,200;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -35px;
  }
  100% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -124px;
  }
}

@keyframes dash {
  0% {
    stroke-dasharray: 1,200;
    stroke-dashoffset: 0;
  }
  50% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -35px;
  }
  100% {
    stroke-dasharray: 89,200;
    stroke-dashoffset: -124px;
  }
}
.overlay {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.9);
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    -ms-flex-direction: row;
    flex-direction: row;
    color: #555;
    border-radius: 3px;
    z-index: 2000;
}