.page_container {
    max-width: 1240px;
    width: 100%;
    margin: 30px auto 30px auto;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 20px;
    padding: 0 20px;
}

.ebook {
    display: flex;
    flex-direction: column;
    gap: 10px;
    box-shadow: 0 0 7.28px .72px rgba(130, 130, 130, .28);
    transition: transform 200ms ease-in-out;
    cursor: pointer;
}

.ebook:hover {
    transform: scale(1.02)
}

.ebook:hover h2 {
    color: #15616d
}
.ebook img{
    width: 100%;
    max-height: 184px;
    object-fit: cover;
    object-position: center;
}

.ebook_content {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding: 10px;
    flex-grow: 1;
}

.ebook h2 {
    font-size: 1rem;
}

.ebook button {
    background-color: #15616d;
    color: white;
    padding: 10px;
    font-size: 1rem;
    align-self: flex-end;
    margin-top: auto;
}

@media screen and (max-width: 1227px) {
    .page_container {
        max-width: 740px;
    }
    .page_container {
        grid-template-columns: 1fr 1fr;
    }
}

@media screen and (max-width: 540px) {
    .page_container {
        grid-template-columns: 1fr;
    }
}