.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;
    margin: auto;
}

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

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

.main {
    display: none;
}

.text-warning{
    color:#E54333 !important;
}

.btn-warning{
    background-color: #E54333 !important;
}

.border-warning{
    border-color: #E54333 !important;
}

.link-warning{
    color:#E54333 !important;
}

.bg-warning{
    background-color: #E54333 !important;
}