form {
    margin: 100px;
}
label {
    margin-right: 30px;
}
input {
    padding: 0 3px;
    margin-right: 20px;
    height: 30px;
    width: 300px;
    border-radius: 5px;
    border: 1px solid #ccc;
}
input:focus {
    outline: none;
    border: 1px solid #7b9dba;
    box-shadow: 3px 3px 3px #ddd;
}
button {
    width: 50px;
    height: 30px;
    border: none;
    border-radius: 5px;
    color: #fff;
    background-color: #2e79ba;
}
button:focus {
    outline: none;
    box-shadow: 3px 3px 3px #ddd;
}
#hint {
    position: relative;
    left: 65px;
    margin-top: 10px;
    font-size: 0.8em;
    color: #666;
}