.loader,
.loader:after {
    border-radius: 50%;
    width: 10em;
    height: 10em;
}

.loader {
    margin: 60px auto;
    font-size: 10px;
    position: relative;
    text-indent: -9999em;
    border-top: 1.1em solid #52709a;
    border-right: 1.1em solid #52709a;
    border-bottom: 1.1em solid #52709a;
    border-left: 1.1em solid #d7d7d7;
    -webkit-transform: translateZ(0);
    -ms-transform: translateZ(0);
    transform: translateZ(0);
    -webkit-animation: load8 1.1s infinite linear;
    animation: load8 1.1s infinite linear;
}
@-webkit-keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
@keyframes load8 {
    0% {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
/* overlay styles, all needed */
.overlay-loading {
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    z-index: 1;
    background-color: rgba(255,0,0,0.5);
    z-index: 1000 !important;
}
.modal {
    margin: auto;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.text-loading{
    position: relative;
    float: left;
    top: 10%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: darkgray;
    font-size: 18px;
}

.loading-hidden{
    display: none;
}