body {
    font-family: Verdana, Geneva, Arial, Helvetica, sans-serif;
    font-size: 1em;
    margin: 0;
    padding: 0.5em;
    background-color: #f7f7f9;
}

fieldset {
    width: 15em;
    margin: 0.5em;
    
}
.form_field_container {
    padding: 0.5em;
    margin: 0.5em;
    background-color: #e0e0e0;
}
.form_field_container p {
    margin-top: 0.5em;
    margin-bottom: 0.5em;
}
.field_example {
    font-size: 0.8em;
}

#person_1 {
    float: left;
}
#person_2 { 
    float:left;
}
#button_container {
    float:left;
    margin-left: 0.5em;
}
#button_container button {
    margin-top: 1em;
    background-color: #e0e0e0;
    padding: 0.5em;
}
.error_message {
    color: red;
    font-weight: bold;
}