.App {
  text-align: center;
  font-family: Arial, sans-serif;
  background-color: #edeef0;
  position: relative;
  user-select: none;
}


.controlPanel {
  width: calc(100% - 20px);
  height: 10px;
}



.toolbar {
  float: left;
  width: 204px;
  margin: 4.5px 4px 0px 4px;
  min-height: calc(100vh - 55px);
  padding: 5px;
  border: 2px solid #e3e8e6;
  background-color: white;
  position: sticky;
}

.toolbarElements {
  width: 204px;
  min-height: calc(100vh - 93px);
  border: 1px solid #ccc;
}

.tabButtons {
  display: flex;
  flex-wrap: wrap; /* перенос строк */
}

.tabButtons [data-row='1'] { width: 51px; }
.tabButtons [data-row="2"] { width: 68px; border-bottom: 1px solid #ccc; }

.tabButtons button {
  font-size: 12px;
  padding: 2px 0px 2px 1px;
  border: 1px solid #eee;
  background-color: white;
  cursor: pointer;
  overflow: hidden;
  text-overflow: ellipsis; /* троеточие */

}

.tabButtons button.activeTab {
  background-color: #e0e0e0;
  font-weight: bold;
}

.toolbarBlocks {
  width: calc(100% - 21px);
  height: calc(100% - 58px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 10px;
  position: sticky;
  overflow-y: auto;
}



.canvas {
  left: 224px;
  top: 35px;
  border: 2px solid #e3e8e6;
  width: calc(100% - 233px);
  height: calc(100% - 45px);
  position: fixed;
  overflow: hidden;
}

.dragging {
  opacity: 0.7;
}