.loader-container {
    position: absolute !important;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 9999;
    text-align: center;
    margin: auto;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
}

.loader {
    border: 16px solid #f3f3f3; /* Light grey */
    border-top: 16px solid #1ABB9C; /* Blue */
    border-radius: 50%;
    width: 120px;
    height: 120px;
    animation: spin 2s linear infinite;
}

.loading-inner {
    position: absolute;
    text-align: center;
    margin: auto;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
}

/* Absolute Center Spinner */
.loading {
    position: fixed;
    z-index: 999;
    height: 120px;
    width: 120px;
    overflow: show;
    margin: auto;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
}

/* Transparent Overlay */
.loading:before {
    content: '';
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
}

/* :not(:required) hides these rules from IE9 and below */
.loading:not(:required) {
    /* hide "loading..." text */
    font: 0/0 a;
    color: transparent;
    text-shadow: none;
    background-color: transparent;
    border: 0;
}

/* Animation */

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