* {
    line-height: 1.5em;
}
h2 {
    border-left-style: solid;
    border-left-width: thick;
    border-left-color: green;
    padding-left: 0.25em;
    border-bottom-style: solid;
    border-bottom-width: medium;
    border-bottom-color: green;
}
.dialog {
    vertical-align: top;
}
.menu {
    position: fixed;
    width: 20%;
}
.content {
    float: right;
    width: 80%;
}
.history tr * {
    padding: 0.25em;
}
