.ace-wrapper {
    width: 100%;
    flex-grow: 1;
    position: relative;
}

.ace-wrapper .format-btn {
    position: absolute;
    right: 20px;
    top: 10px;
    background-color: #667;
    border: 1px solid #999;
}
.ace-wrapper .format-btn:hover {
    background-color: #445;
    border: 1px solid #777;
}
.ace-wrapper .format-btn.hidden {
    display: none;
    visibility: hidden;
}

#artifactContent {
}