.timeline-container {
    display: flex;
    flex-direction: column-reverse;
    justify-content: space-between;
    max-width: 100%;
}

.timeline-years {
    flex: 1;
    margin-right: 0;
}

.timeline-thumbnail {
    flex: 1;
    text-align: center;
    align-self:center;
    padding-left:0px;
    
    margin-right: 0;
    margin-bottom: 20px;
}
.timeline-thumbnail img {
    width: auto;
    max-width:500px;
    height: auto;
    max-height:300px;
    margin:0 auto;
}

.timeline-year {
    list-style: none;
    margin-bottom: 10px;
}

.timeline-content {
    display: block;
    padding-bottom: 0px;
}

.timeline-year-text {
    cursor:pointer;
    margin-bottom:5px;
}

.timeline-year-text:hover,
.timeline-year.selected .timeline-year-text {
    font-weight:bold;
}
.timeline-years ul {
    padding:0;
}

/* Responsive styles */
@media (min-width: 768px) {
    .timeline-container {
        flex-direction: row;
    }
    .timeline-years {
        margin-right: 20px;
    }
    .timeline-content {
        padding-bottom:10px;
    }
    .timeline-thumbnail {
        padding-left:35px;
        margin-right:0;
        margin-bottom:0px;
    }
    .timeline-thumbnail img {
        max-width: 100%;
        height: 600px;
		max-height:100%;
        margin:auto;
		object-fit: cover;
    }
}

.arrow-on-hover {
    position: relative;
}

.timeline-year.selected .arrow-on-hover::before,
.arrow-on-hover:hover::before {
    content: '';
    position: absolute;
    left: -40px;
    top: 50%;
    transform: translateY(-50%);
    border: 15px solid transparent;
    border-left: 25px solid var( --e-global-color-secondary );
    width: 0;
    height: 0;
}