body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #eef1f5;

    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    background: white;
    padding: 30px;
    border-radius: 10px;
    width: 320px;

    box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

h1 {
    margin-top: 0;
}

input {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    margin-bottom: 5px;

    border: 1px solid #ccc;
    border-radius: 6px;
}

button {
    padding: 10px 15px;
    border: none;
    border-radius: 6px;

    background: #3b6edc;
    color: white;

    cursor: pointer;
}

button:hover {
    background: #2f58b3;
}

.button-row {
    margin-top: 10px;
    display: flex;
    justify-content: space-between;
}

.error {
    color: red;
    font-size: 13px;
}