styles.css

@import url("https://fonts.googleapis.com/css2?family=Poppins:wght@200;300;400;500;600;700;800&display=swap");

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

a {
    opacity: 0;
}

html,
body {
    font-family: "Poppins", sans-serif;
    background-color: #f4f4f4;
}

h1 {
    text-align: center;
    font-size: 3rem;
    margin: 1.5rem;
}

#wrapper {
    position: relative;
}

#container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    height: 90rem;
    max-width: 1200px;
    flex-wrap: wrap;
    margin: 0 auto;
    padding-bottom: 20px;
}

.card {
    width: 100%;
    position: relative;
    overflow: hidden;
    border-radius: 1rem;
    display: flex;
    justify-content: flex-start;
    align-items: flex-end;
    transition: 0.5s;
    cursor: pointer;
    box-shadow: 0 0 10px #333;
}

.card:hover {
    transform: scale(1.03);
    box-shadow: 0 0 20px #333;
}

.card:hover .imgtext,
.card:hover img {
    opacity: 1;
    filter: grayscale(0%);
}

img {
    height: 100%;
    width: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    position: absolute;
}

.imgtext {
    position: absolute;
    position: absolute;
    color: white;
    padding: 15px;
    opacity: 0;
    font-size: 25px;
    width: 100%;
    background: linear-gradient(0deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
}