.modal {
    display: none;
    padding: 0 1em;
    z-index: 1000000;
    background-color: rgb(0, 0, 0);
    background-color: rgba(0, 0, 0, 0.4);
    width: 100%;
}

@media (min-width: 43.75em) {

    .modal {
        padding: 1em 2em;
        /*text-align: right;*/
    }
}

/* Modal Content */
.modal-content-upload {
    background-color: #fefefe;
    margin: auto;
    padding: 20px;
    border: 1px solid #888;
    width: 30%;
    height: 20%;
    overflow: auto;
}

.loader {
    border: 16px solid #f3f3f3;
    border-radius: 50%;
    border-top: 16px solid #3498db;
    width: 60px;
    height: 60px;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}

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

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