input[type=text], input[type=password], textarea, select {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

    textarea:focus, select:focus, input[type=text]:focus, input[type=password]:focus {
        background-color: lightblue;
    }

input[type=submit] {
    width: 100%;
    background-color: #4CAF50;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

    input[type=submit]:hover {
        background-color: #45a049;
    }