.row-element {
  margin-bottom: 30px;
}

.viewport {
  width: 100%;
  height: 100px;
  overflow-x: auto;
  border: 1px solid #333;
  background: #151515;
  position: relative;
}

.playPause {
  position: sticky;
  top: 6px;
  left: 6px;
  z-index: 30;
  padding: 4px 10px;
  font-size: 12px;
  background: rgba(0,0,0,0.85);
  color: #eee;
  border: 1px solid #444;
  cursor: pointer;
}

.wave-container {
  position: relative;
  height: 90px;
  padding-left: 50px;
  box-sizing: border-box;
}

canvas {
  display: block;
}

.cursor {
  position: absolute;
  top: 0;
  width: 2px;
  height: 100%;
  background: red;
  pointer-events: none;
}

.akshar {
  position: absolute;
  top: 0;
  height: 100%;
  background: rgba(0,120,255,0.35);
  border: 1px solid rgba(0,120,255,0.9);
  color: #fff;
  font-size: 14px;
  font-weight: bold;
  display: flex;
  align-items: center;
  justify-content: center;
  user-select: none;
  box-sizing: border-box;
  cursor: grab;
}

.akshar:active {
  cursor: grabbing;
}

.akshar.selected {
  outline: 2px solid #ffe055;
  background: rgba(202,165,255,0.35);
}

.akshar.editing {
  background: rgba(0,180,255,0.35);
  border-color: #6cf;
  cursor: text;
}

.viewport{
  display: none;
}