.container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    margin-bottom: 10px;
    padding: 5px;
}

input[type="password"].valid {
    border: 1px solid green;
}

input[type="password"].invalid {
    border: 1px solid red;
}
.container {
    max-width: 400px;
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    margin-bottom: 10px;
    padding: 5px;
}

input[type="password"].valid {
    border: 1px solid green;
}

input[type="password"].invalid {
    border: 1px solid red;
}