.timeline * {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
    outline: none;
}

.timeline h2 {
    color: #3695eb;
    font-size: 2em;
}

.timeline .container {
    width: 80%;
    padding: 50px 0;
    margin: 50px auto;
    position: relative;
    overflow: hidden;
}

.timeline .container:before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    margin-left: -1px;
    width: 2px;
    height: 100%;
    background: #CCD1D9;
    z-index: 1
}

.timeline .timeline-block {
    width: -webkit-calc(50% + 8px);
    width: -moz-calc(50% + 8px);
    width: calc(50% + 8px);
    display: -webkit-box;
    display: -webkit-flex;
    display: -moz-box;
    display: flex;
    -webkit-box-pack: justify;
    -webkit-justify-content: space-between;
    -moz-box-pack: justify;
    justify-content: space-between;
    clear: both;
}

.timeline .timeline-block-right {
    float: right;
    text-align: left;
}

.timeline .timeline-block-left {
    float: left;
    direction: rtl;
    text-align: right;
}

.timeline .marker {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 2px solid #F5F7FA;
    background: #3695eb;
    margin: 10px -5px 10px -5px;
    z-index: 9999;
}

.timeline .timeline-content {
    width: 95%;
    padding: 0 15px;
    color: #666;
    direction: initial;
}

.timeline .timeline-content h3 {
    margin-top: 5px;
    margin-bottom: 5px;
    font-size: 25px;
    font-weight: 500;
    color: #3695eb;
}

.timeline .timeline-content span {
    font-size: 15px;
    color: #a4a4a4;
}

.timeline .timeline-content p {
    line-height: 1.5em;
    word-spacing: 1px;
}

.timeline-block-left ul {
    list-style-type: none;
}

@media screen and (max-width: 768px) {
    .timeline .container:before {
        left: 8px;
        width: 2px;
    }
    .timeline .timeline-block {
        width: 100%;
        margin-bottom: 30px;
    }
    .timeline .timeline-block-right {
        float: none;
    }
    .timeline ul {
        list-style-type: circle;
    }
    .timeline .timeline-block-left {
        float: none;
        direction: ltr;
        text-align: left;
    }
}