:root{
    --color_1: #ff6348;
    --color_2: #0a3d62;
    --color_3: #D4292F;
    --color_4: #019599;
}
.main-timeline{
    font-family: 'Asap', sans-serif;
    position: relative;
    padding: 50px 0 0;
}
.main-timeline:after{
    content: '';
    display: block;
    clear: both;
}
.main-timeline .timeline{
    width: 60%;
    min-height: 130px;
    padding: 65px 0 0 37px;
    margin: -50px 0 0;
    float: left;
    position: relative;
}
.main-timeline .timeline-content{
    color: #fff;
    display: block;
}
.main-timeline .timeline-content:hover{ color: #fff; }
.main-timeline .timeline-icon{
    color: var(--color_1);
    background-color: var(--color_1);
    font-size: 80px;
    text-align: center;
    line-height: 135px;
    height: 130px;
    width: 150px;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    -webkit-clip-path: polygon(75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%, 25% 0);
    clip-path: polygon(75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%, 25% 0);
}
.main-timeline .timeline-icon:before{
    content: '';
    background-color: #fff;
    height: 85%;
    width: 85%;
    box-shadow: 0 0 10px #000 inset;
    transform: translateX(-50%) translateY(-50%);
    position: absolute;
    left: 50%;
    top: 50%;
    z-index: -1;
    -webkit-clip-path: polygon(75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%, 25% 0);
    clip-path: polygon(75% 0, 100% 50%, 75% 100%, 25% 100%, 0 50%, 25% 0);
}
.main-timeline .inner-content{
    background-color: var(--color_1);
    padding: 10px 40px 10px 140px;
    -webkit-clip-path: polygon(0 0, 100% 0%, 95% 100%, 0% 100%);
    clip-path: polygon(0 0, 100% 0%, 95% 100%, 0% 100%);
}
.main-timeline .title{
    font-size: 25px;
    font-weight: 700;
    text-transform: uppercase;
    margin: 0 0 3px;
}
.main-timeline .description{
    font-size: 14px;
    letter-spacing: 1px;
    margin: 0;
}
.main-timeline .timeline:nth-child(even){
    float: right;
    padding: 65px 37px 0 0;
}
.main-timeline .timeline:nth-child(even) .timeline-icon{
    left: auto;
    right: 0;
}
.main-timeline .timeline:nth-child(even) .inner-content{
    padding: 10px 120px 10px 55px;
    -webkit-clip-path: polygon(0 0, 100% 0%, 100% 100%, 5% 100%);
    clip-path: polygon(0 0, 100% 0%, 100% 100%, 5% 100%);
}
.main-timeline .timeline:nth-child(4n+2) .timeline-icon{
    color: var(--color_2);
    background-color: var(--color_2);
}
.main-timeline .timeline:nth-child(4n+2) .inner-content{
    background-color: var(--color_2);
}
.main-timeline .timeline:nth-child(4n+3) .timeline-icon{
    color: var(--color_3);
    background-color: var(--color_3);
}
.main-timeline .timeline:nth-child(4n+3) .inner-content{
    background-color: var(--color_3);
}
.main-timeline .timeline:nth-child(4n+4) .timeline-icon{
    color: var(--color_4);
    background-color: var(--color_4);
}
.main-timeline .timeline:nth-child(4n+4) .inner-content{
    background-color: var(--color_4);
}
@media only screen and (max-width:767px){
    .main-timeline{ padding: 0; }
    .main-timeline .timeline,
    .main-timeline .timeline:nth-child(even){
        padding: 40px 0 0 25px;
        width: 100%;
        margin: 0 0 20px;
    }
    .main-timeline .timeline-icon{
        height: 90px;
        width: 100px;
        line-height: 95px;
        font-size: 50px;
        left: 0;
    }
    .main-timeline .timeline:nth-child(even) .timeline-icon{
        right: auto;
        left: 0;
    }
    .main-timeline .inner-content{ padding: 10px 25px 10px 80px; }
    .main-timeline .timeline:nth-child(even) .inner-content{
        padding: 10px 25px 10px 80px;
        -webkit-clip-path: polygon(0 0, 100% 0%, 95% 100%, 0% 100%);
        clip-path: polygon(0 0, 100% 0%, 95% 100%, 0% 100%);
    }
}
@media only screen and (max-width:576px){
    .main-timeline .timeline,
    .main-timeline .timeline:nth-child(even){
        padding-left: 0;
    }
    .main-timeline .timeline-icon,
    .main-timeline .timeline:nth-child(even) .timeline-icon{
        left: 50%;
        transform: translateX(-50%);
    }
    .main-timeline .inner-content,
    .main-timeline .timeline:nth-child(even) .inner-content{
        text-align: center;
        padding: 60px 45px 20px;
        -webkit-clip-path: polygon(0 0, 100% 0, 90% 100%, 10% 100%);
        clip-path: polygon(0 0, 100% 0, 90% 100%, 10% 100%);
    }
}