/* 时间轴容器样式 */
body {
    margin: 0;
    padding: 0;
    background-image: linear-gradient(to right, #fdf1d8, #b2bcf9);
}

ul, h3 {
    margin: 0;
    padding: 0;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

.clearfix::after {
    /* 清除浮动，解决塌陷问题 */
    content: '';
    display: block;
    clear: both;
}

.time-axis {
    width: 804px;
    margin: 50px auto;
}

.time-axis .left,
.time-axis .right {
    width: 400px;
    position: relative;
}

.time-axis .left {
    float: left;
    border-right: 4px solid #b1bbf9;
}

.time-axis .right {
    float: right;
    border-left: 4px solid #b1bbf9;
}

.time-axis .dot {
    width: 10px;
    height: 10px;
    background-color: #fff;
    display: block;
    border-radius: 100%;
    border: 2px solid #b1bbf9;
    position: absolute;
    top: 50%;
    margin-top: -7px;
}

.time-axis .left .dot {
    right: -9px;
}

.time-axis .right .dot {
    left: -9px;
}

.time-axis .jiantou {
    width: 32px;
    height: 32px;
    display: block;
    position: absolute;
    top: 50%;
    margin-top: -18px;
}

.time-axis .left .jiantou {
    background: url('images/r-jiantou.png');
    right: 0;
}

.time-axis .right .jiantou {
    background: url('images/l-jiantou.png');
    left: 0;
}

.time-axis .con {
    background-color: #fff;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    margin: 20px;
}

.time-axis .left .con {
    margin-right: 22px;
}

.time-axis .right .con {
    margin-left: 22px;
}

.time-axis .con h3 {
    font-weight: 400;
}

.time-axis .con h3 span {
    font-size: 38px;
    font-family: Arial;
    color: #b1bbf9;
    font-weight: 800;
}