/* reference: https://www.sanwebe.com/2014/08/css-html-forms-designs*/
body {
    font-family: 'Open Sans', sans-serif;
    background-color: #f9fafb;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    margin: 0;
}

#container {
    background-color: #fff;
    border-radius: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    width: 400px;
}

form {
    max-width: 400px;
    margin: 10px auto;
    padding: 16px;
}

label,
select {
    display: block;
    margin: 10px 0;
}

select {
    width: 100%;
    font-size: 1em;
    padding: 5px;
}

button {
    box-sizing: border-box;
    width: 100%;
    padding: 3%;
    background: #007bff;
    border-bottom: 2px solid #007bff;
    border-top-style: none;
    border-right-style: none;
    border-left-style: none;
    color: #fff;
    font-size: 14px;
}

button:hover {
    background: #0069d9;
    cursor: pointer;
}


form input[type="text"] {
    outline: none;
    box-sizing: border-box;
    width: 100%;
    background: #fff;
    margin-bottom: 2%;
    border: 1px solid #ccc;
    padding: 3%;
    color: #555;
    font-size: 1em;
}

form input[type="text"]:focus {
    box-shadow: 0 0 5px #f0db4f;
    padding: 3%;
    border: 1px solid #f0db4f;
}