body {
    background-color: #f8f9fa;
}
.form-container {
    max-width: 800px;
    margin: 50px auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}
.form-header {
    text-align: center;
    margin-bottom: 20px;
}
.form-footer {
    text-align: center;
    margin-top: 20px;
}
.container {
    max-width: 900px;
    margin: 50px auto;
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}
.table thead {
    background-color: #343a40;
    color: #fff;
}