.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background-color: rgba(0, 0, 0, 0.8);
}

.preloader .loading {
    position: absolute;
    left: 100%;
    top: 100%;
    transform: translate(-100%, -100%);
    font: 14px arial;
}

.ajaxloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background-color: rgba(0, 0, 0, 0.8);
}

.ajaxloader .loading {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    font: 14px arial;
}

#button {
    display: block;
    margin: 20px auto;
    padding: 10px 30px;
    background-color: #eee;
    border: solid #ccc 1px;
    cursor: pointer;
}

#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 #2e93e6 solid;
    border-radius: 50%;
    animation: sp-anime 0.8s infinite linear;
}

@keyframes sp-anime {
    100% {
        transform: rotate(360deg);
    }
}

.is-hide {
    display: none;
}