* {
    box-sizing: border-box;
}

.timeline{
 position: relative;
 max-width: 1200px;
 margin: 0 auto;
}

.timeline::after{
    content: '';
    position: absolute;
    width: 6px;
    background-color: var(--primary_text);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;

}

.container {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
}

.container::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 25px;
    right: -17px;
    background-color: var(--main_containers);
    border: 4px solid var(--background);
    top: 15px;
    border-radius: 50%;
    z-index: 1;
}
.left{
    left:0;
}

.right {
    left: 50%;
}

.left::before{
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    right: 30px;
    border: medium solid var(--main_containers);
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent var(--main_containers);


}
.right::before{
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    left: 30px;
    border: medium solid var(--main_containers);
    border-width: 10px 10px 10px 0;
    border-color: transparent var(--main_containers) transparent transparent;

}
.right::after{
    left: -16px;

}
.content {
    
    padding: 20px 30px;
    background-color: var(--main_containers);
    position: relative;
    border-radius: 6px;
}
@media  screen and (max-width: 600px) {
    .timeline::after{
        left: 31px;
    }
    .container{
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    .container::before{
        left: 60px;
        border: medium solid blanchedalmond;
        border-width: 10px 10px 10px 0;
        border-color: transparent yellow transparent transparent;

    }
    .left::after, .right::after{
        left: 15px;
    }
    .right{
        left: 0%;
    }
}

.header{

    margin: 15px auto;
    text-align: center;
    color: var(--primary_text);
}
*{
    color: var(--primary_text);
}