.main-timeline{
    position: relative;
    overflow: hidden;
}
.main-timeline:before{
    content: "";
    width: 10px;
    height: 80%;
    border-right: 8px dotted #000;
    position: absolute;
    top: 18px;
    left: 50%;
    transform: translateX(-50%);
}
.main-timeline .timeline{
    width: 50.1%;
    float: right;
    padding: 10px 100px 10px 50px;
    position: relative;
}
.main-timeline .timeline:before{
    content: "";
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: #fd8c00;
    border: 5px solid #fff;
    box-shadow: 0 0 0 3px #fd8c00;
    position: absolute;
    top: 25px;
    left: -13px;
}
.main-timeline .timeline-content{
    display: block;
    position: relative;
}
.main-timeline .timeline-content:hover{ text-decoration: none; }
.main-timeline .title{
    display: inline-block;
    padding: 8px 55px 8px 25px;
    margin: 0 0 10px 0;
    border: 3px solid #fff;
    border-radius: 25px 25px 25px 0;
    background: #fd8c00;
    box-shadow:  0 0 0 3px #fd8c00;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    text-transform: uppercase;
    position: relative;
}
.main-timeline .title i{
    display: inline-block;
    font-size: 30px;
    margin-left: 5px;
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%);
}
.main-timeline .description{
    padding: 0 15px;
    font-size: 15px;
    color: #000;
    letter-spacing: 1px;
    margin: 0 0 5px 0;
}
.main-timeline .timeline:nth-child(2n){
    float: left;
    padding: 10px 50px 10px 100px;
}
.main-timeline .timeline:nth-child(2n):before{
    left: auto;
    right: -15px;
}
.main-timeline .timeline:nth-child(2n) .timeline-content{ text-align: right; }
.main-timeline .timeline:nth-child(2n) .title{
    padding: 8px 25px 8px 60px;
    border-radius: 25px 25px 0 25px;
}
.main-timeline .timeline:nth-child(2n) .title i{
    right: auto;
    left: 15px;
}
.main-timeline .timeline:nth-child(2n):before,
.main-timeline .timeline:nth-child(2n) .title{
    background: #1c4822;
    box-shadow: 0 0 0 3px #018e8f;
}
.main-timeline .timeline:nth-child(3n):before,
.main-timeline .timeline:nth-child(3n) .title{
    background: #0062b0;
    box-shadow: 0 0 0 3px #0062b0;
}
.main-timeline .timeline:nth-child(4n):before,
.main-timeline .timeline:nth-child(4n) .title{
    background: #fa2300;
    box-shadow: 0 0 0 3px #fa2300;
}
@media only screen and (max-width: 1200px){
    .main-timeline .title{
        font-size: 20px;
        padding-left: 10px;
    }
    .main-timeline .timeline:nth-child(2n) .title{ padding-right: 10px; }
}
@media only screen and (max-width: 990px){
    .main-timeline .timeline,
    .main-timeline .timeline:nth-child(2n){ padding: 10px 50px; }
}
@media only screen and (max-width: 767px){
    .main-timeline:before{ left: 20px; }
    .main-timeline .timeline,
    .main-timeline .timeline:nth-child(even),
    .main-timeline .timeline:nth-child(odd){
        width: 100%;
        float: none;
        padding: 10px 50px 10px 55px;
    }
    .main-timeline .timeline:before,
    .main-timeline .timeline:nth-child(2n):before{ left: 5px; }
    .main-timeline .timeline:nth-child(2n) .timeline-content{ text-align: left; }
    .main-timeline .timeline:nth-child(2n) .title{
        padding: 8px 55px 8px 10px;
        border-radius: 25px 25px 25px 0;
    }
    .main-timeline .timeline:nth-child(2n) .title i{
        left: auto;
        right: 15px;
    }
}
@media only screen and (max-width: 479px){
    .main-timeline .timeline,
    .main-timeline .timeline:nth-child(2n){ padding: 10px 0 10px 55px; }
}