form {
    width: 90%;
    margin: 10px auto;
}

form label {
    float: left;
    width: 100px;
    text-align: right;
    margin: 2px 8px 2px 0;
}

form input,
form textarea {
    width: 350px;
    margin: 2px 0;
}

form input[type="button"],
form input.btn {
    width: 50px;
    text-align: center;
}

form br {
    clear: both;
}