:root{
    --first-accent-color : #41516C;
    --second-accent-color : #FBCA3E;
    --third-accent-color : #4CADAD;
    --forth-accent-color : #E24A68;
}

.my-mile-list:nth-child(4n + 1) .my-mile-list-date{
    background-color : var(--first-accent-color);
}

.my-mile-list:nth-child(4n + 1) .my-mile-list-date:after{
    border: 0.3rem solid var(--first-accent-color);
}

.my-mile-list:nth-child(4n + 2) .my-mile-list-date{
    background-color : var(--second-accent-color);
}

.my-mile-list:nth-child(4n + 2) .my-mile-list-date:after{
    border: 0.3rem solid var(--second-accent-color);
}

.my-mile-list:nth-child(4n + 3) .my-mile-list-date{
    background-color : var(--third-accent-color);
}

.my-mile-list:nth-child(4n + 3) .my-mile-list-date:after{
    border: 0.3rem solid var(--third-accent-color);
}

.my-mile-list:nth-child(4n + 4) .my-mile-list-date{
    background-color : var(--forth-accent-color);
}

.my-mile-list:nth-child(4n + 4) .my-mile-list-date:after{
    border: 0.3rem solid var(--forth-accent-color);
}

@media screen and (max-width: 1199px) {
    .button-container {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-wrap: wrap;
    }

    .button-container a {
        margin: 4px;
    }
}

/* milestones CSS */
.my-mile {
    --col-gap: 2rem;
    --row-gap: 2rem;
    --line-w: 0.25rem;
    display: grid;
    grid-template-columns: var(--line-w) 1fr;
    grid-auto-columns: max-content;
    column-gap: var(--col-gap);
    list-style: none;
    margin-inline: auto;
}

/* Timeline Line */
.my-mile::before {
    content: "";
    grid-column: 1;
    grid-row: 1 / span 20;
    background: rgb(225, 225, 225);
    border-radius: calc(var(--line-w) / 2);
}

/* Timeline Cards Content */
.my-mile-list {
    grid-column: 2;
    --inlineP: 1.5rem;
    margin-inline: var(--inlineP);
    grid-row: span 2;
    display: grid;
    grid-template-rows: min-content min-content min-content;
    margin-bottom: 8rem;
}

/* Timeline Date */
.my-mile-list-date {
    --dateH: 3rem;
    height: var(--dateH);
    margin-inline: calc(var(--inlineP) * -1);
    text-align: center;
    color: white;
    font-size: 2rem;
    font-weight: 700;
    display: grid;
    place-content: center;
    position: relative;
    border-radius: calc(var(--dateH) / 2) 0 0 calc(var(--dateH) / 2);
}

/* Timeline Date Flap */
.my-mile-list-date::before {
    content: "";
    width: var(--inlineP);
    aspect-ratio: 1;
    background-image: linear-gradient(rgba(0, 0, 0, 0.2) 100%, transparent);
    position: absolute;
    top: 100%;
    clip-path: polygon(0 0, 100% 0, 0 100%);
    right: 0;
}

/* Timeline Date Circle */
.my-mile-list-date::after {
    content: "";
    position: absolute;
    width: 2rem;
    aspect-ratio: 1;
    background: var(--bgColor);
    border-radius: 50%;
    top: 50%;
    transform: translate(50%, -50%);
    right: calc(100% + var(--col-gap) + var(--line-w) / 2);
}

/* Timeline Title and Description */
.my-mile-list-title,
.my-mile-list-descr {
    background: var(--bgColor);
    position: relative;
    padding-inline: 1.5rem;
}

.my-mile-list-title {
    overflow: hidden;
    padding-block-start: 1.5rem;
    padding-block-end: 1rem;
    font-weight: 500;
}

.my-mile-list-descr {
    padding-block-end: 1.5rem;
    font-weight: 300;
    text-align: justify;
}

/* Timeline Card Shadows */
.my-mile-list-title::before,
.my-mile-list-descr::before {
    content: "";
    position: absolute;
    width: 90%;
    height: 0.5rem;
    background: rgba(0, 0, 0, 0.5);
    left: 50%;
    border-radius: 50%;
    filter: blur(4px);
    transform: translate(-50%, 50%);
}

.my-mile-list-title::before {
    bottom: calc(100% + 0.125rem);
}

.my-mile-list-descr::before {
    z-index: -1;
    bottom: 0.25rem;
}

/* Milestones  Media Query */
@media (min-width: 40rem) {
    .my-mile {
        grid-template-columns: 1fr var(--line-w) 1fr;
    }

    .my-mile::before {
        grid-column: 2;
    }

    .my-mile-list:nth-child(odd) {
        grid-column: 1;
    }

    .my-mile-list:nth-child(even) {
        grid-column: 3;
    }
    /* Start Second Card */
    .my-mile-list:nth-child(2) {
        grid-row: 2/4;
    }

    .my-mile-list-new {
    }

    .my-mile-list:nth-child(odd) .my-mile-list-date::before {
        clip-path: polygon(0 0, 100% 0, 100% 100%);
        left: 0;
    }

    .my-mile-list:nth-child(odd) .my-mile-list-date::after {
        transform: translate(-50%, -50%);
        left: calc(100% + var(--col-gap) + var(--line-w) / 2);
    }

    .my-mile-list:nth-child(odd) .my-mile-list-date {
        border-radius: 0 calc(var(--dateH) / 2) calc(var(--dateH) / 2) 0;
    }
}