* {
    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;
}