body {
    font-family: Arial, sans-serif;
    background-color: #f8f9fa;
}

h1 {
    text-align: center;
    color: #d9534f;
}

table {
    width: 80%;
    margin: 20px auto;
    border-collapse: collapse;
}

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

th {
    background-color: #d9534f;
    color: white;
}

tr:nth-child(even) {
    background-color: #f2f2f2;
}

input[type="text"] {
    padding: 10px;
    width: 30%;
    margin: 20px auto;
    display: block;
    border: 1px solid #ddd;
}

button {
    background-color: #d9534f;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
}

button:hover {
    background-color: #c9302c;
}

.btn-blue {
    background-color: blue;
    color: white;
}

.btn-red {
    background-color: red;
    color: white;
}