*{
  padding: 0;
  margin: 0;
}
.bg{
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.bg img{
  width: auto;
  height: 100%;
}
.loadingBox{
  display:none; 
  z-index: 100000;
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  background: rgba(0,0,0,0.3);
}
.spinner {
  width: 40px;
  height: 40px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
}

.double-bounce1, .double-bounce2 {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(255,255,255,0.8);
  opacity: 0.6;
  position: absolute;
  top: 0;
  left: 0;

  -webkit-animation: sk-bounce 2.0s infinite ease-in-out;
  animation: sk-bounce 2.0s infinite ease-in-out;
}

.double-bounce2 {
  -webkit-animation-delay: -1.0s;
  animation-delay: -1.0s;
}

@-webkit-keyframes sk-bounce {
  0%, 100% { -webkit-transform: scale(0.0) }
  50% { -webkit-transform: scale(1.0) }
}

@keyframes sk-bounce {
  0%, 100% {
    transform: scale(0.0);
    -webkit-transform: scale(0.0);
  } 50% {
    transform: scale(1.0);
    -webkit-transform: scale(1.0);
  }
}
.loadingTip{
  font-family: "微軟正黑體";
   overflow: hidden;
   position: absolute;
   top: 54%;
   left: 50%;
   transform: translate(-50%,-50%);
   display: inline-block;
   color: #fff;
   font-size: 1.6rem;
}