body {
    margin: 0;   
}

#ctZone {        
    display: grid;
    width: calc(100% - 40px);
    height: 600px;
    grid-template-columns: 64px 1fr;
    grid-template-rows: 1fr;

    margin:20px;
    background: rgb(64,64,64);
}

#toolbarzone {
    grid-row: 1;
    grid-column: 1/2;
    z-index: 10;
}

#toolbarzone svg {
    width: 64px;
    height: 100%;
    margin-right:5px;
    background: #666;
    box-shadow: 0 0 0.5px #999, 5px 0px 10px -5px rgb(0,0,0);
}

#selectionzone {
    grid-row: 1;
    grid-column: 2/3;
    justify-self: center;
    align-self: center;
    margin: 5px;
    width: calc(100% - 10px);
    height: calc(100% - 10px);
    background: rgb(64,64,64);   
}

#editorzone svg {
    box-shadow: 0px 0px 0.25px #999, 0px 0px 10px rgb(0,0,0);
}