/*
 * loading 动画
 *
 */
.main-loading {
    width: 120px;
    height: 4px;
    border-radius: 2px;
    margin: 0 auto;
    margin-top: 150px;
    position: relative;
    background: lightgreen;
    -webkit-animation: changeBgColor 1.04s ease-in infinite alternate;
}

.main-loading span {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: lightgreen;
    position: absolute;
    margin-top: -7px;
    margin-left: -8px;
    -webkit-animation: changePosition 1.04s ease-in infinite alternate;
}

@-webkit-keyframes changeBgColor {
    0% {
        background: lightgreen;
    }
    100% {
        background: lightblue;
    }
}

@-webkit-keyframes changePosition {
    0% {
        background: lightgreen;
    }
    100% {
        margin-left: 112px;
        background: lightblue;
    }
}

.text-loading {
    font-size: 12px;
    text-align: center;
    margin-top: 15px;
    color: lightgreen;
}