body, html {
    background: #fff;
    margin: auto;
}
#app {
    height: 100%;
    color: #212930 !important;
}
.po-global-loading-wrap {
    position: absolute;
    z-index: 1000;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background-color: #fff
}

.po-loadingTop {
    text-align: center;
    color: #666;
    z-index: 2;
    position: fixed;
    width: 300px;
    min-height: 40px;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    line-height: 40px;
    font-size: 14px;
    border-radius: 3px
}

.po-loadingTop p {
    padding: 0;
    color: #212930 !important;
    display: block;
    text-overflow: ellipsis;
    white-space: nowrap;
    overflow: hidden;
    margin: 10px 0 0;
    text-align: center
}

.po-loadingTop .sk-wave {
    width: 6em;
    height: 3em;
    margin: auto;
    text-align: center;
    font-size: 1em
}

.po-loadingTop .sk-wave .sk-rect {
    background-color: #e9edf2;
    height: 100%;
    width: .5em;
    margin: 2px;
    display: inline-block;
    -webkit-animation: sk-wave-stretch-delay 1.2s ease-in-out infinite;
    animation: sk-wave-stretch-delay 1.2s ease-in-out infinite;
}

.po-loadingTop .sk-wave .sk-rect-1 {
    -webkit-animation-delay: -1.2s;
    animation-delay: -1.2s
}

.po-loadingTop .sk-wave .sk-rect-2 {
    -webkit-animation-delay: -1.1s;
    animation-delay: -1.1s
}

.po-loadingTop .sk-wave .sk-rect-3 {
    -webkit-animation-delay: -1s;
    animation-delay: -1s
}

.po-loadingTop .sk-wave .sk-rect-4 {
    -webkit-animation-delay: -.9s;
    animation-delay: -.9s
}

.po-loadingTop .sk-wave .sk-rect-5 {
    -webkit-animation-delay: -.8s;
    animation-delay: -.8s
}

@-webkit-keyframes sk-wave-stretch-delay {
    0%, 40%, to {
        transform: scaleY(.4)
    }

    20% {
        transform: scaleY(1)
    }
}

@keyframes sk-wave-stretch-delay {
    0%, 40%, to {
        transform: scaleY(.4)
    }

    20% {
        transform: scaleY(1)
    }
}