.jk-divider {
    width: 100%;
    background: #FFFFFF;
    background: linear-gradient(45deg, rgba(249, 249, 249, 1) 0%,rgba(249, 249, 249, 1) 20%, rgba(51, 51, 51, 0.5) 50%,rgba(249, 249, 249, 1) 80%, rgba(249, 249, 249, 1) 100%);
    height: 15px;
    position: relative;
    overflow: hidden;
    padding:0;
    margin:auto;
    /*border-bottom:solid 1px rgba(51, 51, 51, 0.1);*/
}

.jk-circle {
    width: 20px;
    height: 20px;
    background-color: #f9f9f9;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    transition: left 2s ease;
}