#ajax_overlay{
    position: fixed;
    top: 0;
    z-index: 100;
    width: 100%;
    height:100%;
    display: none;
    background: rgba(0,0,0,0.6);
}
.cv-spinner {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.spinner {
    width: 40px;
    height: 40px;
    border: 4px #ddd solid;
    border-top: 4px #097f7e solid;
    border-radius: 50%;
    animation: sp-anime 0.8s infinite linear;
}
@keyframes sp-anime {
    100% {
        transform: rotate(360deg);
    }
}