body {
    background-color: #23272D;
    color: #FFFFFF;
}

.container {
    background-color: #FFFFFF;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    max-width: 600px;
}

.form-control,
.btn {
    border-radius: 4px;
}

h2,
p,
label {
    color: #23272D;
}

.btn-primary {
    background-color: #2b2a2a;
    border-color: #2b2a2a;
}

.btn-primary:hover {
    background-color: #444343;
    border-color: #444343;
}