.link-not-allowed {
    cursor: not-allowed;
}

.link-not-allowed a { pointer-events: none; }

.loader {
    border: 16px solid #f3f3f3;
    border-radius: 50%;
    border-top: 16px solid #3498db;
    width: 120px;
    height: 120px;
    -webkit-animation: spin 2s linear infinite; /* Safari */
    animation: spin 2s linear infinite;
}

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

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

.required:after {
    content: " *";
    font-weight: bold;
    color: red;
}

.modal-dialog {
    position: relative;
    display: table; /* This is important */
    overflow-y: auto;
    overflow-x: auto;
    width: auto;
    min-width: 300px;
}