body{
    padding: 0;
    margin: 0;
    background-color: #222;
}
*{
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}
header{
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: left;
    width: 60%;
    padding-inline-start: 20px;
    position: relative;
    z-index: 100;
}
header nav a{
    color: white;
    text-decoration: none;
    margin-right: 20px;
    font-size: 13px;
}
.carousel{
    position: relative;
    margin-top: -50px;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
}

.carousel .list .item{
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
}
.carousel .list .item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.carousel .list .item .contents{
    position: absolute;
    top: 35%;
    box-sizing: border-box;
    width: 80%;
    padding-right: 25%;
    margin-left: 20px;
    transform: translateY(-50%);
}
.contents{
    color: white;
}
.contents h4{
    letter-spacing: 2px;
}
.contents h1{
    color: orangered;
}
.contents div{
    font-size: 13px;
}
.contents .buttons{
    margin-top: 16px;
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    
}
.contents .buttons button{
    text-transform: uppercase;
    font-weight: bold;
    width: 120px;
    height: 40px;
}
.contents .buttons button:nth-child(1){
    border: none;
    color: black;
    background-color: white;
    transition-duration: .5s;
}
.contents .buttons button:nth-child(1):hover{
    background-color: black;
    color: white;
}
.contents .buttons button:nth-child(2){
    background: none;
    border: 2px white solid;
    color: white;
    transition-duration: .5s;
}
.contents .buttons button:nth-child(2):hover{
    background-color: white;
    color: black;
}
.carousel .thumbnails{
    position: absolute;
    bottom: 50px;
    left: 50%;
    width: max-content;
    display: flex;
    gap: 14px;
    z-index: 1000;
}
.carousel .thumbnails .thumbnail-item{
    width: 150px;
    height: 220px;
    position: relative;
    border-radius: 14px;
    overflow: hidden;
    /* margin-right: 14px; */
}
.carousel .thumbnails .thumbnail-item img{
    width: 100%;
    height: 100%;
    object-fit: cover;
   
}
.thumbnails .thumbnail-item .thumb-contents{
    position: absolute;
    bottom: 10px;
    color: white;
    left: 10px;
    right: 10px;
    transform: scale(1);
}
.thumb-contents h5{
    margin: 0;
    font-weight: light;
}
.arrows{
    position: absolute;
    bottom: 10%;
    left: 24%;
    transform: translate(-50%, -50%);
    font-size: 20px;
    color: white;
    display: flex;
    font-weight: bold;
    
    gap: 15px;
    z-index: 800;
    /* font-family: monospace; */
}
.arrows .prev, .next{
    font-family: monospace;
    border-radius: 50%;
    background-color: rgba(0, 0, 0, .5);
    width: 40px;
    height: 40px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition-duration: .5s;
    cursor: pointer;
    
}
.arrows .prev:hover, .next:hover{
    background-color: rgba(128, 128, 128, .5);
}
.carousel .list .item:nth-child(1){
    z-index: 1;
}
.carousel .list .item:nth-child(1) .contents .title,
.carousel .list .item:nth-child(1) .contents .sub-title,
.carousel .list .item:nth-child(1) .contents .notes,
.carousel .list .item:nth-child(1) .contents .buttons
{
    transform: translateY(50px);
    opacity: 0;
    filter: blur(16px);
    animation: showContent .5s linear 1 forwards;
}
@keyframes showContent {
    to{
        transform: translateY(0);
        opacity: 1;
        filter: blur(0);
    }
}
.carousel .list .item:nth-child(1) .contents .title{
    animation-delay: 1s;
}
.carousel .list .item:nth-child(1) .contents .sub-title{
    animation-delay: 1.2s;
}
.carousel .list .item:nth-child(1) .contents .notes{
    animation-delay: 1.6s;
}
.carousel .list .item:nth-child(1) .contents .buttons{
    animation-delay: 1.8s;
}

/* .carousel.next-page  */
.carousel.next-page .list .item:nth-child(1) img{
    left: 50%;
    position: absolute;
    overflow: hidden;
    border-radius: 14px;
    bottom: 50px;
    height: 220px;
    width: 150px;
    animation: nextPage .8s linear forwards;
}
@keyframes nextPage {
    to{
        width: 100%;
        height: 100%;
        left: 0;
        border-radius: 0;
        bottom: 0;
    }
}
.carousel .thumbnails{
    transform: translateX(50px);
    animation: nextThumbnail .8s linear 1 forwards;
}

@keyframes nextThumbnail {
    to{
        transform: translateX(0);
    }
}
.carousel.next-page .thumbnails .thumbnail-item:nth-last-child(1){
    width: 0;
    overflow: hidden;
    height: 0;
    animation: showNextThumbnail .8s linear 1 forwards;
}
.carousel.prev-page .thumbnails .thumbnail-item:nth-child(1){
    width: 0;
    height: 0;
    overflow: hidden;
    animation: showNextThumbnail .8s linear 1 forwards;
}
@keyframes showNextThumbnail {
    to{
        width: 150px;
        opacity: 1;
        height: 220px;
    }
}
.carousel.prev-page .thumbnails .thumbnail-item:nth-child(1){
    width: 0;
    opacity: 0;
    overflow: hidden;
    animation: showNextThumbnail .8s linear 1 forwards;
}
.carousel.prev-page .list .item:nth-child(2) {
    z-index: 10;
    
}
.carousel.prev-page .list .item:nth-child(2) img{
    bottom: 0;
    left: 0;
    position: absolute;
    animation: prevPage .8s linear forwards;
}
@keyframes prevPage {
    to{
        left: 50%;
        overflow: hidden;
        border-radius: 14px;
        bottom: 50px;
        height: 220px;
        width: 150px;
    }
}
.carousel.prev-page .list .item:nth-child(2) .contents .title,
.carousel.prev-page .list .item:nth-child(2) .contents .sub-title,
.carousel.prev-page .list .item:nth-child(2) .contents .notes,
.carousel.prev-page .list .item:nth-child(2) .contents .buttons{
    animation: animateContentout 1s linear 1 forwards;
}
@keyframes animateContentout {
    to{
        transform: translateY(-150px);
        opacity: 0;
        filter: blur(16px);
    }
}
.carousel .countdown{
    
    height: 3px;
    position: absolute;
    top: 0;
    background: linear-gradient(to right, yellow, pink, orangered);
    box-shadow: 0 0 14px linear-gradient(to right, yellow, pink, orangered),
     0 0 20px linear-gradient(to right, yellow, pink, orangered);
    z-index: 2000;
}
.carousel.next-page .countdown,
.carousel.prev-page .countdown{
    width: 100%;
    animation: countdowntime 1s linear 1 forwards;
}
@keyframes countdowntime {
    to{
        
        width: 0%;
    }
}
@media screen and (max-width: 700px){
    .carousel .thumbnails{
        
        gap: 10px;
    }
    .item .contents h1{
        font-size: 20px;
    }
}