body {
  margin: 0;
}

#loading-bg {
  width: 100%;
  height: 100%;
  background: #fff;
  display: block;
  position: absolute;
}
.loading-logo {
  position: absolute;
  left: calc(50% - 45px);
  top: 40%;
}
.loading {
  position: absolute;
  left: calc(50% - 35px);
  top: 50%;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  border: 3px solid transparent;
}
.loading .effect-1,
.loading .effect-2 {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-left: 3px solid#5ab770;
  border-radius: 50%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.loading .effect-1 {
  animation: rotate 1s ease infinite;
}
.loading .effect-2 {
  animation: rotateOpacity 1s ease infinite 0.1s;
}
.loading .effect-3 {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-left: 3px solid#5ab770;
  -webkit-animation: rotateOpacity 1s ease infinite 0.2s;
  animation: rotateOpacity 1s ease infinite 0.2s;
  border-radius: 50%;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.loading .effects {
  transition: all 0.3s ease;
}

@keyframes rotate {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
  }
  100% {
    -webkit-transform: rotate(1turn);
    transform: rotate(1turn);
  }
}
@keyframes rotateOpacity {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
    opacity: 0.1;
  }
  100% {
    -webkit-transform: rotate(1turn);
    transform: rotate(1turn);
    opacity: 1;
  }
}

.alert-mask {
  width: 100%;
  height: 100%;
  position: fixed;
  left: 0;
  top: 0;
  background: rgba(0,0,0,.4);
  z-index: 9999;
  display: none;
}
.alert-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.alert-mask .alert-box {
  border-radius: 0.428rem;
  padding: 2rem;
  border: none;
  background: #fff;
}
.alert-mask .alert-box  .alert-header {
  padding: 0 1.8em;
  font-size: 1.2rem;
  font-weight: inherit;
  color: #5e5873;
}
.alert-mask .alert-box  .alert-footer {
  display: flex;
  justify-content: center;
  margin: 1.65em auto 0;
  padding: 0 1.6em;
}
.alert-mask .alert-box .btn {
  border: 1px solid transparent;
  padding: 0.786rem 1.5rem;
  border-radius: 0.358rem;
  font-weight: 500;
}
.alert-mask .alert-box .btn-primary {
  color: #fff;
  background-color: #5ab770;
}
.alert-mask .alert-box .btn-cancel {
  background-color: #ea5455;
  border: 1px solid #ea5455 !important;
  background-color: transparent;
  color: #ea5455;
  margin-left: 1rem;
}