html, body, #app {
    height: 100%;
}

#table-loader {
    height: 100%;
    width: 100%;
}

#table-loader td {
    text-align: center;
    vertical-align: middle;
}

.page-loader {
    border: 16px solid #f3f3f3; /* Light grey */
    border-top: 16px solid #3498db; /* Blue */
    border-radius: 50%;
    width: 120px;
    height: 120px;
    margin: 0 auto;
    animation: spin 2s linear infinite;

    -webkit-transition: border 1s ease-in-out;
    -o-transition: border 1s ease-in-out;
    transition: border 1s ease-in-out;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}