html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}
body {
    display: flex;
    flex-flow: column;
}
h1 {
    text-align: center;
}
.row {
    flex: 1;
    display: flex;
    flex-flow: row;
}
.col {
    flex: 1;
    display: flex;
    flex-flow: column;
    margin: 0px 3px;
}
label {
    display: block;
    padding-left: 2px;
}
textarea {
    flex: 1;
    display: block;
    margin: 2px 0;
    padding: 1px;
    border: 1px solid;
    resize: none;
}