.main-timeline {
    overflow: hidden;
    position: relative
}

.main-timeline .timeline {
    position: relative;
    margin-top: -79px
}

.main-timeline .timeline:first-child {
    margin-top: 0
}

.main-timeline .timeline-icon,.main-timeline .step {
    margin: auto;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0
}

.main-timeline .timeline:after,.main-timeline .timeline:before {
    content: "";
    display: block;
    clear: both
}

.main-timeline .timeline:before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    z-index: 2
}

.main-timeline .timeline-icon {
    width: 210px;
    height: 210px;
    border-radius: 50%;
    border: 23px solid transparent;
    border-top-color: var(--site-color-700);
    border-right-color: var(--site-color-700);
    z-index: 1;
    transform: rotate(45deg);
}

.main-timeline .timeline-icon:before,.main-timeline .timeline-icon:after {
    content: "";
    position: absolute;
    width: 23px;
    height: 23px;
    background-color: var(--site-color-700);
    border-radius: 100%;
}

.main-timeline .timeline-icon:before {
    bottom: 4px;
    right: 5px;
}

.main-timeline .timeline-icon:after {
    top: 4px;
    left: 5px;
}

.main-timeline .step {
    display: block;
    width: 110px;
    height: 110px;
    line-height: 110px;
    border-radius: 50%;
    background: #fff;
    box-shadow: 0 0 20px rgba(0,0,0,.4);
    font-size: 30px;
    font-weight: 700;
    color: var(--site-color-1000);
    text-align: center;
    transform: rotate(-45deg)
}

.main-timeline .timeline-content {
    width: 35%;
    float: right;
    background: var(--site-color-700);
    padding: 30px 20px;
    margin: 50px 0;
    z-index: 1;
    position: relative;
    min-height: 166px;
    border-radius: 20px;
}

.main-timeline .timeline-content:before {
    content: "";
    width: 20%;
    height: 15px;
    background: var(--site-color-700);
    position: absolute;
    top: 50%;
    left: -20%;
    z-index: -1;
    transform: translateY(-50%)
}

.main-timeline .title {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin: 0 0 10px;
    text-transform: uppercase;
}

.main-timeline .description {
    font-size: 16px;
    color: #fff;
    line-height: 24px;
    margin: 0
}

.timeline-icon > i {
    position: absolute;
    font-size: 35px;
    color: var(--site-color-700);
}

.timeline-icon > i.timeline-start-icon {
    left: -35px;
    top: 35px;
    transform: rotate(-45deg);
}

.timeline-icon > i.timeline-end-icon {
    left: -35px;
    top: 35px;
    transform: rotate(137deg);
}

.main-timeline .timeline:nth-child(even) .timeline-icon {
    transform: rotate(-135deg);
}

.main-timeline .timeline:nth-child(even) .step {
    transform: rotate(135deg);
}

.main-timeline .timeline:nth-child(even) .timeline-content {
    float: left
}

.main-timeline .timeline:nth-child(even) .timeline-content:before {
    left: auto;
    right: -20%
}

.main-timeline .timeline:nth-child(even) .timeline-content,.main-timeline .timeline:nth-child(even) .timeline-content:before {
    background: var(--site-color-700);
}

@media only screen and (max-width: 1199px) {
    .main-timeline .timeline {
        margin-top:-103px
    }

    .main-timeline .timeline-content:before {
        left: -18%
    }

    .main-timeline .timeline:nth-child(2n) .timeline-content:before {
        right: -18%
    }
}

@media only screen and (max-width: 990px) {
    .main-timeline .timeline {
        margin-top:-127px
    }

    .main-timeline .timeline-content:before {
        left: -2%
    }

    .main-timeline .timeline:nth-child(2n) .timeline-content:before {
        right: -2%
    }
}

@media only screen and (max-width: 767px) {
    .timeline-icon > i {
        display : none;
    }

    .main-timeline .timeline {
        margin-top: 0;
        overflow: hidden;
        margin-bottom: 50px;
    }

    .main-timeline .timeline:before,.main-timeline .timeline:nth-child(2n):before {
        box-shadow: none
    }

    .main-timeline .timeline-icon,.main-timeline .timeline:nth-child(2n) .timeline-icon {
        margin-top: -30px;
        margin-bottom: 20px;
        position: relative;
        transform: rotate(135deg)
    }

    .main-timeline .timeline:nth-child(2n) .step,.main-timeline .step {
        transform: rotate(-135deg)
    }

    .main-timeline .timeline-content,.main-timeline .timeline:nth-child(2n) .timeline-content {
        width: 100%;
        float: none;
        border-radius: 20px;
        text-align: center;
        padding: 25px 20px;
        margin: 0 auto
    }

    .main-timeline .timeline-content:before,.main-timeline .timeline:nth-child(2n) .timeline-content:before {
        width: 15px;
        height: 25px;
        position: absolute;
        top: -22px;
        left: 50%;
        z-index: -1;
        transform: translate(-50%,0)
    }
}