form {
    width: 400px;
    margin: 20px auto;
    padding: 20px;
    border: 2px solid black;
}

input[type="text"] {
    display: block;
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 15px;
    padding: 8px;
}

input[type="text"]:focus {
    background-color: lightyellow;
    border: 2px solid purple;
}

#lastname {
    border-top: none;
}

textarea {
    display: block;
    width:100%;
    box-sizing: border-box;
    height: 100px;
    margin-top: 10px;
    margin-bottom: 15px;
    padding: 8px;
}

select {
    display: block;
    background-color: lavender;
    color: purple;
    padding: 8px;
    margin-top: 5px;
    margin-bottom: 15px;
}

input[type="submit"] {
    font-size: 24px;
    padding: 10px 20px;
    background-color: purple;
    color: white;
    border: none;
    cursor: pointer;
}

label[for="message"] {
    display: block;
    margin-top: 15px;
}

h1 {
    text-align: center;
    color: purple;
}