html,
body,
#app {
    height: 100%;
    margin: 0px;
    padding: 0px;
    width: 100%;
}

.loading_page {
    background-color: #2ecc71;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.loading_page_main {
    user-select: none;
    width: 100%;
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

.loading_page_footer {
    width: 100%;
    flex-grow: 0;
    text-align: center;
    padding: 1em 0;
}

.loading_page_footer>a {
    font-size: 12px;
    color: #ABABAB;
    text-decoration: none;
}

.loading_page_main>.loading {
    width: 40px;
    height: 40px;
    position: relative
}

.loading_page_main>.loading>.double-bounce1,
.loading_page_main>.loading>.double-bounce2 {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #fff;
    opacity: .6;
    position: absolute;
    top: 0;
    left: 0;
    -webkit-animation: bounce 2s infinite ease-in-out;
    animation: bounce 2s infinite ease-in-out
}

.loading_page_main>.loading>.double-bounce2 {
    -webkit-animation-delay: -1s;
    animation-delay: -1s
}

@-webkit-keyframes bounce {

    0%,
    100% {
        -webkit-transform: scale(0)
    }

    50% {
        -webkit-transform: scale(1)
    }
}

@keyframes bounce {

    0%,
    100% {
        transform: scale(0);
        -webkit-transform: scale(0)
    }

    50% {
        transform: scale(1);
        -webkit-transform: scale(1)
    }
}