body {
    font-family: Helvetica, sans-serif;
    background-color: lightgray;
    
}
h1 {
    text-align: center;
    font-size: x-large;
    margin: 20px 0 20px 0;
}

form{
    background-color: white;
    padding: 20px;
    border: 1px solid gray;
    width: 300px;
    margin: 200px auto;
}

form label {
    display: block;
}

form input {
    width: 100%;
    padding: 5px;
    margin-top: 5px;
    margin-bottom: 15px;
    border: 1px solid gray;
    box-sizing: border-box;
    border-radius: 3px;
}
form button {
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    border: 1px solid gray;
    box-sizing: border-box;
    border-radius: 3px;
    background-color: lightgray;
    color: black;
    cursor: pointer;
}