#header {
    width: 100%;
    height: 220px;
    background-color: #003399;
    color: white;
    padding-top: 10PX;
}


.thuvien {
    text-align: center;
    cursor: pointer;
}

a {
    text-decoration: none;
    color: white;
    padding-left: 30px;
}

.anh {
    width: 140px;
    height: 70px;
    display: inline-block;
    margin-left: 45%;
}


.trangchu {
    font-size: 30px;
    padding-left: 30px;
}

.trangchu:hover {
    color: black;
}

.lienhe {
    font-size: 30px;
    padding-left: 30px;
}

.lienhe:hover {
    color: black;
}

.dm {
    font-size: 30px;
    padding-left: 30px;
}

.dm:hover {
    color: black;
}

.VN {
    width: 30px;
    height: 20px;
    float: right;
    margin-top: 28px;
}

#bodymot {
    width: 97%;
    height: 300px;
    background-color: aqua;
    display: flex;
    align-items: flex-start;
    padding: 20px;
}

.noidung {
    flex: 1;
}

.noidung h2 {
    text-align: center;
    margin-top: 1;
}

.noidung h3 {
    text-align: center;
    margin-top: 1px;
}

.noidung p {
    font-size: 20px;
    text-align: center;
    margin-top: 50px;
    font-family:'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}

#books {
    width: 100%;
    padding: 40px 0;
    background-color: aliceblue;
    text-align: center;
}

#books h2 {
    margin-bottom: 40px;
    font-size: 28px;
    color: #003399;
}

.ds {
    background-color: red;
    color: white;
    padding: 8px 16px;
    border-radius: 6px;
}

.books-list {
    display: flex;
    justify-content: center;
    gap: 60px;
    flex-wrap: wrap;
}

.books-item {
    width: 250px;
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
    padding: 20px;
    transition: transform 0.3s, box-shadow 0.3s;
}

    

.books-item img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    border-radius: 10px;
    transition: transform 0.3s;
}

.books-item img:hover {
    transform: scale(1.05);
}

.book-item label {
    display: block;
    margin-top: 15px;
    font-size: 18px;
    font-weight: bold;
    color: #003399;
    text-align: center;
}

#footer {
    width: 100%;
    height: 300px;
    background-color: #003399;
    color: white;
    text-align: center;
}

#footer img {
    width: 5%;
    height: 25%;
    padding-right: 30px;
}

.th {
      color: gray;  
}