.bk-form {
    max-width: 360px;
    margin: 40px auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 10px;
}

.bk-form input {
    width: 100%;
    padding: 10px;
    margin-bottom: 12px;
}

.bk-form button {
    width: 100%;
    padding: 10px;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

.bk-dashboard {
    max-width: 500px;
    margin: 40px auto;
    padding: 20px;
    border: 1px solid #ddd;
}

.bk-error { color: red; }
.bk-success { color: green; }