.loader-background {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 9999;
}
.loader-container{
    position: relative;
    top: 50%;
    left: 50%;
}

.modal-loader {
    border: 16px solid #3498db;
    border-radius: 50%;
    border-top: 16px solid #364a64;
    width: 30%;
    height: 30%;
    -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); }
}

@-webkit-keyframes sk-stretchdelay {
    0%, 40%, 100% { -webkit-transform: scaleY(0.5) }
    20% { -webkit-transform: scaleY(1.0) }
}

@keyframes sk-stretchdelay {
    0%, 40%, 100% {
        transform: scaleY(0.5);
        -webkit-transform: scaleY(0.5);
    }  20% {
           transform: scaleY(1.0);
           -webkit-transform: scaleY(1.0);
       }
}

@media (min-width: 800px) {
    .modal-loader {
        width: 120px;
        height: 120px;
    }
}