content.css

button.josm-imagery {
    border: none;
    border-radius: 3px;
    width: 40px;
    height: 40px;
    margin: 10px;
    padding: 0;
    background-color: white;
    /* background-image: url('icons/icon.svg'); */
    box-shadow: 0 0 0 2px rgba(0,0,0,0.1);
    cursor: pointer;
    pointer-events: auto;
}

.josm-modal {
    display: none;
}
.josm-modal.active {
    display: block;
    position: fixed;
    z-index: 200;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.75);
}
.josm-modal-dialog {
    background: white;
    border-radius: 4px;
    box-shadow: 0 0 5px 5px rgba(0,0,0,0.2);
    max-width: 600px;
    margin: 200px auto;
    padding: 10px
}
.josm-modal-dialog code {
    background-color: lightgray;
    border-radius: 3px;
    padding: 10px;
    display: block;
}
.josm-modal-dialog pre {
    margin: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    word-break: break-all;
}