/* Timeline */
.timeline {
    --col-gap: 68px;
    --row-gap: 26px;
    --line-w: 20px;
    --primary: hsl(46.5, 100%, 49.8%);
    --primary-light: hsl(50, 100%, 91%);
    --secondary: hsl(152, 100%, 20%);
    --secondary-light: hsl(84.4, 51.2%, 49%);
    --margin-inline-start: 60px;
    --margin-inline-end: 30px;
    --block-vertical-margin: 30px
    position: relative;
    display: grid;
    grid-template-columns: var(--line-w) 1fr;
    grid-auto-columns: max-content;
    column-gap: var(--col-gap);
    list-style: none;
    width: calc(100% - var(--margin-inline-start));
    margin-inline: auto;
    margin-inline-start: var(--margin-inline-start);
    margin-block-start: var(--block-vertical-margin);
    margin-block-end: var(--block-vertical-margin);
    color: var(--secondary);
}
.timeline:before {
    content: "";
    grid-column: 1;
    grid-row: 1/span 20;
    background: var(--primary);
    border-radius: calc(var(--line-w) / 2);
}
.timeline-event {
    grid-column: 2;
    grid-row: span 2;
    display: grid;
    grid-template-rows: min-content min-content min-content;
    margin-inline-end: var(--margin-inline-end);
}
.timeline-event:first-child {
    margin-block-start: 100px;
}
.timeline-event:not(:last-child) {
    margin-bottom: var(--row-gap);
}
.timeline-event-inner {
    position: relative;
    background-color: var(--primary-light);
    padding: 24px;
    border-radius: 16px;
}
.timeline-event-inner:before, .timeline-event-inner:after {
    content: "";
    position: absolute;
    z-index: 5;
    display: block;
    top: calc(50% - var(--width) / 2);
    height: var(--width);
    width: var(--width);
    right: calc(100% + var(--col-gap) + var(--line-w) / 2 - var(--width) / 2);
}
.timeline-event-inner:before {
    --width: 56px;
    background-color: var(--wp--preset--color--white);
}
.timeline-event-inner:after {
    --width: 14px;
    border-radius: 14px;
    background-color: var(--wp--preset--color--secondary);
}
.timeline-event-title {
    margin-block-start: 0;
}
.timeline-event-image img {
    width: auto;
    height: auto;
}
.timeline-event[data-year]:before {
    content: attr(data-year);
    position: absolute;
    left: 0;
    transform: translateX(calc(-50% + 10px));
    text-align: center;
    color: var(--primary);
    font-size: 35px;
    padding: 10px 20px;
    font-weight: 900;
    border-top: 15px solid var(--primary);
    background-color: #FFF;
}

/* 1024px */
@media screen and (min-width: 64rem) {

    /* Timeline */
    .timeline {
        --col-gap: 76px;
        --row-gap: 52px;
        --margin-inline-start: 30px;
        grid-template-columns: 1fr var(--line-w) 1fr;
        /* start second card */
    }
    .timeline:before {
        grid-column: 2;
    }
    .timeline-year {
        grid-column-start: 1;
        grid-column-end: 4;
    }
    .timeline-event {
        margin-inline-end: 0;
    }
    .timeline-event:nth-child(odd) {
        grid-column: 1;
        text-align: right;
    }
    .timeline-event:nth-child(odd) .timeline-even-inner:before,
    .timeline-event:nth-child(odd) .timeline-even-inner::after {
        left: calc(100% + var(--col-gap) + var(--line-w) / 2 - var(--width) / 2);
        right: initial;
    }
    .timeline-event:nth-child(even) {
        grid-column: 3;
    }
    .timeline .timeline-event:nth-of-type(2) {
        grid-row: 2/4;
    }
    .timeline-event[data-year]:before {
      left: 50%;
      transform: translateX(-50%);
    }
}