iframe {
    width: 7cm;
    height: 11cm;
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    border: none;
}

* {
    margin: 0;
    padding: 0;
}

form {
    width: calc(100% - 9cm);
}

ul {
    list-style-type: none;
    margin: 0.5em;
}
ul li {
    float: left;
    margin: 0.6em;
    margin-bottom: 0.1em;
}