* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;

    transition: transform   0.3s ease;
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

nav {
    background: rgb(236, 248, 255);
}

.container-fluid {
    padding: 0 8rem;
}

@media (max-width: 600px) {
    .container-fluid {
        padding: 0;
    }
}
nav .nav-link {
    color: rgb(4, 51, 54);
    font-size: clamp(12px, 2vw, 16px);
}

.search-btn:hover {
    background: rgb(159, 222, 247);
}

.navbar-toggler {
    border: none;
}

.navbar-toggler:focus {
    box-shadow: none;
}

body {
    background-image: url(https://bernardmarr.com/img/30%20Real%20Examples%20Of%20Blockchain%20Technology%20In%20Practice.png);
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.banner {
    border-bottom: 1px solid #eee;
    background: linear-gradient( 90deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.1) 100%);
    background-image: url(https://academy.iccwbo.org/wp-content/uploads/2025/01/block-chain-trade-finance-1920x1069-1.jpg);
    padding: 2rem;
    margin-top: 3rem;
    font-style: italic;
    font-weight: 600;
    color: #eee;
}

.banner h3 {
    font-size: 48px;
}

main {
    min-height: 100vh;
    margin: 4rem 0;
}

.container {
    --bs-gutter-x: 0;
}

.row > * {
    padding-right: 0;
}

.card {
    height: 350px;
    border: 2px solid #eee;
    transition: 0.2s linear;
    overflow: hidden;
}

.card .img {
    overflow: hidden;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.card:hover img,
.card:hover .card-title,
.card:hover .card-text {
    transform: scale(1.05);
    transition: 0.2s linear;
}

footer {
    background: rgb(236, 248, 255);
}

.detail-container {
    margin: 0 auto;
}

.back-btn {
    text-decoration: none;
    color: #aaa;
}

.back-btn span {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.main-content {
    padding: 0 6rem;
}

.detail-header {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    padding-top: 4rem;
}

.img-box {
    overflow: hidden;
    height: 600px;
    margin: 4rem auto;
}

.img-box img {
    object-fit: cover;
    width: 100%;
    height: 100%;
}

.content-box {
    border-top: 2px solid #fff;
}

.detail-date {
    color: #fff;
    text-align: start;
    bottom: 0;
    right: 0;
}

.detail-content {
    white-space: pre-line;
    line-height: 2;
    color: #fff;
    background: rgba(0, 0, 0, 0.6);
    font-weight: 600;
    padding: 1rem;
}

.detail-keywords {
    margin-top: 10rem;
    text-align: center;
    cursor: default;
    color: #ccc;
}

.fa-angle-left{
    color: #fff;
}