.carousel {
    height: 100vh;
    overflow: hidden;
    position: relative;
}

.carousel .list .item {
    width: 100%;
    height: 100%;
    position: absolute;
    inset: 0 0 0 0;

}

.carousel .list .item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.carousel .list .item .content {
    position: absolute;
    top: 20%;
    width: 1140px;
    max-width: 80%;
    left: 50%;
    transform: translateX(-50%);
    padding-right: 30%;
    box-sizing: border-box;
    color: #fff;
    text-shadow: 0 5px 10px #0004;

}

.carousel .list .item .author {
    font-weight: bold;
    letter-spacing: 10px;
}

.carousel .list .item .title,
.carousel .list .item .topic {
    font-weight: bold;
    line-height: 1.3em;
}

.carousel .list .item .topic {
    color: #f1683a;
}

.carousel .list .item .buttons {
    grid-template-columns: repeat(2, 130px);
    grid-template-rows: 40px;
    gap: 5px;
    margin-top: 20px;
}

/* thumbnail */
.thumbnail {
    bottom: 50px;
    left: 50%;
    width: max-content;
    z-index: 100;
    display: flex;
    gap: 20px;
}

.thumbnail .item {
    width: 150px;
    height: 220px;
    flex-shrink: 0;
    position: relative;
}

.thumbnail .item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
    border: 8px solid rgb(255, 255, 255, 0.1);
}

.thumbnail .item .content {
    color: #fff;
    position: absolute;
    bottom: 10px;
    left: 10px;
    right: 10px;
}

/* arrows */
.arrows {
    margin-right: 50px;
    z-index: 100;
    max-width: 30%;
    display: flex;
    gap: 10px;
    align-items: center;
}

.arrows button {
    border: 8px solid rgb(255, 255, 255, 0.1);
    border-radius: 999px;
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-content: center;
    flex-wrap: wrap;
    position: relative;
    margin: 0;
}

.arrows button span {
    width: 100%;
    height: 100%;
    border-radius: 99999px;
    background-color: #eee4;
    position: absolute;
    color: #fff;
    font-family: monospace;
    font-weight: bold;
    transition: .5s;
}

.arrows button:hover {
    background-color: rgba(255, 255, 255, 0.3);
    color: #000;
}

/* animation */
.carousel .list .item:nth-child(1) {
    z-index: 1;
}

/* animation text in first item */
.carousel .list .item:nth-child(1) .content .author,
.carousel .list .item:nth-child(1) .content .title,
.carousel .list .item:nth-child(1) .content .topic,
.carousel .list .item:nth-child(1) .content .des,
.carousel .list .item:nth-child(1) .content .buttons {
    transform: translateY(50px);
    filter: blur(20px);
    opacity: 0;
    animation: showContent .5s 1s linear 1 forwards;
}

@keyframes showContent {
    to {
        transform: translateY(0px);
        filter: blur(0px);
        opacity: 1;
    }
}

.carousel .list .item:nth-child(1) .content .title {
    animation-delay: 1.2s !important;
}

.carousel .list .item:nth-child(1) .content .topic {
    animation-delay: 1.4s !important;
}

.carousel .list .item:nth-child(1) .content .des {
    animation-delay: 1.6s !important;
}

.carousel .list .item:nth-child(1) .content .buttons {
    animation-delay: 1.8s !important;
}

.carousel.next .thumbnail .item:nth-last-child(1) {
    overflow: hidden;
    animation: showThumbnail .5s linear 1 forwards;
}

.carousel.prev .list .item img {
    z-index: 100;
}

@keyframes showThumbnail {
    from {
        width: 0;
        opacity: 0;
    }

}

.carousel.next .thumbnail {
    animation: effectNext .5s linear 1 forwards;
}

@keyframes effectNext {
    from {
        transform: translateX(150px);
    }
}

/* running time */
.carousel .time {
    position: absolute;
    z-index: 1000;
    width: 0%;
    height: 3px;
    background-color: #f1683a;
    left: 0;
    top: 0;
}

.carousel.next .time,
.carousel.prev .time {
    animation: runningTime 3s linear 1 forwards;
}

@keyframes runningTime {
    from {
        width: 100%
    }

    to {
        width: 0
    }
}

/* prev click */
.carousel.prev .list .item:nth-child(2) {
    z-index: 2;
}

.carousel.prev .thumbnail .item:nth-child(1) {
    overflow: hidden;
    opacity: 0;
    animation: showThumbnail .5s linear 1 forwards;
}

.carousel.next .arrows button,
.carousel.prev .arrows button {
    pointer-events: none;
}

.carousel.prev .list .item:nth-child(2) .content .author,
.carousel.prev .list .item:nth-child(2) .content .title,
.carousel.prev .list .item:nth-child(2) .content .topic,
.carousel.prev .list .item:nth-child(2) .content .des,
.carousel.prev .list .item:nth-child(2) .content .buttons {
    animation: contentOut 1.5s linear 1 forwards !important;
}

@keyframes contentOut {
    to {
        transform: translateY(-150px);
        filter: blur(20px);
        opacity: 0;
    }
}

@media screen and (max-width: 678px) {
    .carousel .list .item .content {
        padding-right: 0;
    }
}

.carousel .list .item .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

}

.carousel .thumbnail .item .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;

}

.is-3xlarge {
    font-size: 2.5em;
}

.is-4xlarge {
    font-size: 2.8em;
}

@media(max-width: 549px) {
    .is-3xlarge {
        font-size: 2.8em;
    }

    .is-4xlarge {
        font-size: 3em;
    }

    .thumbnail-wrapper {
        left: 10% !important;
    }
}

.buttons .button:hover {
    text-decoration: none !important;
}

.thumbnail-wrapper {
    position: absolute;
    bottom: 50px;
    left: 50%;
    width: max-content;
    z-index: 100;
    display: flex;
}