html,
body {
    height: 100%;
    overflow: auto
}

.fullHeight {
    height: 100%;
}

header,
footer,
.panel1-heading,
.panel1-footer {
    height: 10%;
    background-color: lightblue;
}

.content,
.panel1-body {
    height: 80%;
    overflow-y: scroll
}

.drop-target {
    background-color: #29e;
    border-color: #fff;
    border-style: solid;
}