.cicse-sec {
    margin-top: 5rem;
}

.cicse-title {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: white;
    padding: 8px 1rem;
    margin:4px 19px;
    color: #6d6d6d;
    font-weight: 100;
    font-size: 19px;
    border-radius: 4px;
}

.cicse-title img {
    width: 50px;
}

.cisce-material {
    background: white;
    margin: 22px auto;
    border-radius: 4px;
    width: 90%;
}

.ebooks-subjects {
    height: 100%;
    border-radius: 1rem;
    overflow: hidden;
}

.ebooks {
    display: grid;
    grid-template-columns: repeat(3,1fr);
    flex-wrap: wrap;
    gap: 4rem;
    margin: 1rem 0;
    width: 100%;;
}

.ebook {
    display: grid;
    align-items: center;
    justify-content: center;
    margin: 1rem;
        margin-bottom: 3rem;
}

.book-icon {
    width: 8rem;
    height: 12rem;
    box-shadow: 2px 2px 6px -1px;
}

.book-icon:hover {
    box-shadow: 2px 2px 8px 0px;
}

.book-details {
    display: block;
    margin: 1rem 0;
}

.btn {
    padding: 8px;
    font-size: 11px;
}

.material-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    padding: 1rem;
    box-shadow: 0px 0px 2px 0px;
    border-radius: 6px;
    width: 100%;
    cursor: pointer;
    
}

.material-title img {
    border-radius: 50%;
    width: 20px;
}

.subject {
    box-shadow: 0px 0px 2px 0px;
    border-radius: 10px;
    padding: 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #545454;
}

.subject img {
    width: 55px;
}

.material {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 15rem;
    height: 5rem;
    object-fit: cover;
    border-radius: 3rem;
    border: 1px solid #b5b7b8;
    background: #fff;
    padding: 2px;
    text-align: center;
    position: relative;
    margin: auto;
}

.material img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    padding: 2px;
    top: 0;
    left: 0;
    position: absolute;
    margin: 0;
    opacity: 0.3;
}

.material-detail {
    position: relative;
    z-index: 2;
}

.m-line {
    display: block;
    height: 1px;
    background: #e7e7e7;
}

.share {
    background: #d1f2ff47;
    padding: 1rem 3rem;
    border-radius: 5px;
    height: 100%;
}

.share h3 {
    display: flex;
    align-items: center;
    padding: 10px 5px;
    font-weight: 100;
    gap: 10px;
    color: #54545;
}

.share img {
    width: 40px;
}

@media(max-width:600px) {
    .paper-subjects {
        display: grid;
    }
}

@media(max-width:600px) {
    .cicse-sec {
        margin-top: 1rem;
    }
    .material-title {
        gap: 1rem;
    }
    .ebooks {
        grid-template-columns: repeat(2,1fr);
    }
}

@media(max-width:450px) {
    .ebooks {
        gap: 0;
    }
}