.boat-timeline-abc86737 {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    padding: 40px 0;
}

/* The vertical middle line */
.boat-timeline-abc86737::before {
    content: '';
    position: absolute;
    width: 6px;
    background-color: #3498db;
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -3px;
    border-radius: 3px;
}

.boat-timeline-item {
    padding: 10px 40px;
    position: relative;
    background-color: inherit;
    width: 50%;
    box-sizing: border-box;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.6s ease-in-out;
}

/* Add visible class via JS intersection observer */
.boat-timeline-item.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Odd stops to the left */
.boat-timeline-item.left {
    left: 0;
}

/* Even stops to the right */
.boat-timeline-item.right {
    left: 50%;
}

.boat-timeline-item-content {
    padding: 20px 30px;
    background-color: white;
    position: relative;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

.boat-timeline-title {
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.boat-timeline-desc {
    margin: 0;
    line-height: 1.5;
}

.boat-timeline-time {
    display: inline-block;
    font-weight: bold;
    color: #3498db;
    margin-bottom: 8px;
    font-size: 0.9em;
    text-transform: uppercase;
}

/* The Icon circles on the timeline */
.boat-timeline-icon {
    position: absolute;
    width: 40px;
    height: 40px;
    right: -20px;
    top: 20px;
    background-color: #fff;
    border: 4px solid #3498db;
    border-radius: 50%;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #3498db;
    font-size: 16px;
}

.boat-timeline-item.left .boat-timeline-icon {
    right: -20px;
}

.boat-timeline-item.right .boat-timeline-icon {
    left: -20px;
}

/* Connectors/Arrows */
.boat-timeline-item.left .boat-timeline-item-content::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    right: -10px;
    border: medium solid white;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent white;
}

.boat-timeline-item.right .boat-timeline-item-content::before {
    content: " ";
    height: 0;
    position: absolute;
    top: 22px;
    width: 0;
    z-index: 1;
    left: -10px;
    border: medium solid white;
    border-width: 10px 10px 10px 0;
    border-color: transparent white transparent transparent;
}

/* Responsive: Stack for small screens */
@media screen and (max-width: 768px) {
    .boat-timeline-abc86737::before {
        left: 31px;
    }
    
    .boat-timeline-item {
        width: 100%;
        padding-left: 70px;
        padding-right: 25px;
    }
    
    .boat-timeline-item.right {
        left: 0%;
    }
    
    .boat-timeline-item.left .boat-timeline-icon,
    .boat-timeline-item.right .boat-timeline-icon {
        left: 11px;
    }
    
    .boat-timeline-item.left .boat-timeline-item-content::before,
    .boat-timeline-item.right .boat-timeline-item-content::before {
        left: -10px;
        border-width: 10px 10px 10px 0;
        border-color: transparent white transparent transparent;
    }
}