.books-section {
    margin: 4%;
    position: relative;
}

.books-section button.owl-prev,
.books-section button.owl-next {
    display: inline-block;
    background: transparent;
    border: none;
    font-size: 20px;
    font-weight: 200;
    cursor: pointer;
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
}

.books-section .owl-nav {
    display: flex;
    justify-content: space-between;
    position: absolute;
    width: 100%;
    text-align: center;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
}

.books-section .owl-nav button {
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 50%;
    padding: 10px;
    cursor: pointer;
}

.books-section .owl-nav button span {
    font-size: 25px;
}

.books-section .owl-prev {
    left: -30px;
}

.books-section .owl-next {
    right: -30px;
}

@media (max-width: 991px) {
    .books-section .owl-prev,
    .books-section .owl-next {
        position: relative;
        top: auto;
        left: auto;
        right: auto;
        transform: none;
    }

    .books-section .owl-nav {
        position: static;
        justify-content: center;
    }
}