.container{
    width: 100%;
    padding: 60px 0 60px 0;
    background-color: #353535;
    box-shadow: 0 30px 50px #dbdbdb;
    text-align: center;
}
.container h1{

    color: #fff;
    font-size: 40px;
    margin-bottom: 40px;
}
.art-gallery{
    display: flex;
    justify-content: center;   /* center the row horizontally */
    align-items: center;       /* vertically align (if needed) */
    flex-wrap: wrap;   
}

.series {
    position: relative;
    height: 300px;
    width: 300px;
    display: grid;
    place-items: center;
    text-align: center;
    margin: 20px;
    border-radius: 15px;
    overflow: hidden;
    transition: 0.3s;
    transition-delay: 25ms;
}

.series img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    z-index: 0;
    display: block;
}

.series h2 {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    margin: 0;
    background: rgba(0,0,0,0.5);   /* full card translucent overlay */
    color: #fff;
    font-size: 1.5rem;
    border-radius: 15px;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    letter-spacing: 0.5px;
    padding: 0;   /* Remove vertical padding */
}

.series:hover{
    transform: scale(1.05);
    box-shadow: 0 30px 50px #505050;
    transition: 0.3s;
    cursor: pointer;
}