/* 
    Created on : 2020-9-5, 7:53:33
    Author     : Administrator
*/
.demo {
    padding: 25px 0;
}

.dsj{
    padding-bottom: 40px;
}

.main-timeline {
    font-family: 'Roboto', sans-serif;
}

.main-timeline:after {
    content: '';
    display: block;
    clear: both;
}

.main-timeline:before {
    content: '';
    height: 100%;
    width: 2px;
    border: 2px dashed #000;
    transform: translateX(-50%);
    position: absolute;
    left: 50%;
    top: 30px;
}

.main-timeline .timeline {
    width: 50%;
    padding: 100px 70px 0 25px;
    margin: 0 50px 0 0;
    float: left;
    position: relative;
}

.main-timeline .timeline-content {
    padding: 15px 15px 15px 40px;
    border: 2px solid #00A79B;
    border-radius: 15px 0 15px 15px;
    display: block;
    position: relative;
}

.main-timeline .timeline-content:hover {
    text-decoration: none;
}

.main-timeline .timeline-content:after {
    content: '';
    background-color: #00A79B;
    height: 18px;
    width: 15px;
    position: absolute;
    right: -15px;
    top: -2px;
    clip-path: polygon(100% 0, 0 0, 0 100%);
}

.main-timeline .timeline-year {
    color: #fff;
    background-color: #00A79B;
    font-size: 32px;
    font-weight: 900;
    text-align: center;
    line-height: 98px;
    height: 100px;
    width: 100px;
    border-radius: 50%;
    position: absolute;
    right: -120px;
    top: -85px;
}

.main-timeline .timeline-year:after {
    content: '';
    height: 130px;
    width: 130px;
    border: 8px solid #00A79B;
    border-left-color: transparent;
    border-radius: 50%;
    transform: translateX(-50%) translateY(-50%) rotate(-20deg);
    position: absolute;
    left: 50%;
    top: 50%;
}

.main-timeline .timeline-icon {
    color: #fff;
    background-color: #00A79B;
    font-size: 35px;
    text-align: center;
    line-height: 50px;
    height: 50px;
    width: 50px;
    border-radius: 50%;
    transform: translateY(-50%);
    position: absolute;
    top: 50%;
    left: -25px;
    transition: all 0.3s;
}

.main-timeline .title {
    color: #666;
    font-size: 20px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 0 7px 0;
}

.main-timeline .description {
    color: #666;
    font-size: 15px;
    letter-spacing: 1px;
    text-align: justify;
    margin: 0 0 5px;
}

.main-timeline .timeline:nth-child(even) {
    padding: 100px 25px 0 70px;
    margin: 0 0 0 50px;
    float: right;
}

.main-timeline .timeline:nth-child(even) .timeline-content {
    padding: 15px 40px 15px 15px;
    border-radius: 0 15px 15px 15px;
}

.main-timeline .timeline:nth-child(even) .timeline-content:after {
    transform: rotateY(180deg);
    right: auto;
    left: -15px;
}

.main-timeline .timeline:nth-child(even) .timeline-year {
    right: auto;
    left: -120px;
}

.main-timeline .timeline:nth-child(even) .timeline-year:after {
    transform: translateX(-50%) translateY(-50%) rotate(200deg);
}

.main-timeline .timeline:nth-child(even) .timeline-icon {
    left: auto;
    right: -25px;
}

.timeline:nth-child(4n+2) .timeline-content,        .timeline:nth-child(4n+2) .timeline-year:after {
    border-color: #9E005D;
}

.timeline:nth-child(4n+2) .timeline-year:after {
    border-left-color: transparent;
}

.timeline:nth-child(4n+2) .timeline-content:after,        .timeline:nth-child(4n+2) .timeline-icon,        .timeline:nth-child(4n+2) .timeline-year {
    background-color: #9E005D;
}

.timeline:nth-child(4n+3) .timeline-content,        .timeline:nth-child(4n+3) .timeline-year:after {
    border-color: #f24f0e;
}

.timeline:nth-child(4n+3) .timeline-year:after {
    border-left-color: transparent;
}

.timeline:nth-child(4n+3) .timeline-content:after,        .timeline:nth-child(4n+3) .timeline-icon,        .timeline:nth-child(4n+3) .timeline-year {
    background-color: #f24f0e;
}

.timeline:nth-child(4n+4) .timeline-content,        .timeline:nth-child(4n+4) .timeline-year:after {
    border-color: #0870C5;
}

.timeline:nth-child(4n+4) .timeline-year:after {
    border-left-color: transparent;
}

.timeline:nth-child(4n+4) .timeline-content:after,        .timeline:nth-child(4n+4) .timeline-icon,        .timeline:nth-child(4n+4) .timeline-year {
    background-color: #0870C5;
}

@media screen and (max-width:767px) {
/*    .main-timeline:before {
            display: none;
    }*/

    .main-timeline .timeline {
            width: 100%;
            padding-top: 80px;
            padding-right: 12px;
            margin-bottom: 20px;
    }

    .main-timeline .timeline:nth-child(even) {
            padding-left: 10px;
            padding-top: 80px;
            margin-bottom: 20px;
    }

    .main-timeline .timeline-content,            .main-timeline .main-timeline .timeline:nth-child(even) .timeline-content {
            background-color: #fff;
            padding-top: 25px;
    }

    .main-timeline .timeline-content:after {
            display: none;
    }

    .main-timeline .timeline-year {
            font-size: 24px;
            line-height: 70px;
            height: 70px;
            width: 70px;
            right: 0;
            top: -65px;
    }

    .main-timeline .timeline-year:after {
            display: none;
    }

    .main-timeline .timeline:nth-child(even) .timeline-year {
            left: 3px;
    }
}

@media screen and (max-width:567px) {
    .main-timeline .title {
            font-size: 18px;
    }
}