body {
    margin: 0;
    font-family: Arial, sans-serif;
}

 
/* Login Page Background */
.login-bg {
    background: url("bg-login.jpg") no-repeat center center/cover;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Dashboard Background */
.dashboard-bg {
    background: url("bg-dashboard.jpg") no-repeat center center/cover;
    min-height: 100vh;
    padding: 20px;
}

/* Login Box */
.login-box {
    width: 300px;
    background: rgba(255,255,255,0.9);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
}

.login-box input {
    width: 90%;
    padding: 8px;
    margin: 8px 0;
}

/* Dashboard */
.container {
    background: rgba(255,255,255,0.9);
    width: 80%;
    max-width: 1200px;
    margin: auto;
    padding: 20px;
    border-radius: 10px;
}

/* Add Book Form */
.add-book {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}
.add-book input {
    flex: 1;
    min-width: 150px;
    padding: 8px;
}

/* Buttons */
button {
    padding: 8px 12px;
    cursor: pointer;
}

/* Table */
table {
    font-size: 14px;
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
}

th, td {
    border: 1px solid #333;
    padding: 10px;
    text-align: center;
}

tbody tr:nth-child(even) {
    background-color: #f9f9f9;
}