html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: #0076f6;
    height: 100%;
    overflow: hidden;
}
#app{
    height: 100%;
    overflow: hidden;
}
.app-loading-content,.app-loading-warp{
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
}
.app-loading-warp{
    top: 30%;
    width: 250px;
    height: 250px;
    border-radius: 125px;
    border: 2px solid #fff;
}
 
.app-loading {
    position: relative;
    width: 50px;
    perspective: 200px;
    margin: auto;
}
.app-loading-text{
    color: #fff;
    font-size: 24px;
    font-weight: bold;
    width: 250px;
    text-align: center;
    margin-top: 30px;
}
.app-loading:before,
.app-loading:after {
    position: absolute;
    width: 20px;
    height: 20px;
    content: "";
    animation: jumping 0.5s infinite alternate;
    background: #0076f6;
}

.app-loading:before {
    left: 0;
}

.app-loading:after {
    right: 0;
    animation-delay: 0.15s;
}

@keyframes jumping {
    0% {
        transform: scale(1) translateY(0px) rotateX(0deg);
        box-shadow: 0 0 0 #fff;
    }

    100% {
        transform: scale(1.2) translateY(-25px) rotateX(45deg);
        background: #0076f6;
        box-shadow: 0 25px 40px #fff;
    }
}