.planning {
    overflow: hidden;
}

.planning .title {
    color: #333;
    text-align: center;
    font-size: 36px;
    margin-top: 60px;
}

.problem-first {
    margin-top: 75px;
}

.problem-first img {
    width: 68px;
    height: 68px;
    margin: 0 114px;
}

.problem1-line {
    border-top: 1px dashed #1f6cdd;
    margin-top: 40px;
}

.problem1-line .point {
    float: left;
    width: 13px;
    height: 13px;
    background: #1f6cdd;
    border-radius: 50%;
    margin: -7px 143px 0;
}

.problem1-line .point-active {
    background: #FF9900;
}

.problem1-content {
    margin-top: 40px;
    margin-bottom: 70px;
    overflow: hidden;
}

.problem1-content div {
    float: left;
    width: 140px;
    text-align: center;
    margin: 0 80px;
    color: #333;
    line-height: 22px;
}