.perf-tool .recButton {
  padding: 1em;
  width: 8px; height: 8px;
  border-radius: 50%;
  outline: none;
  border: 1px solid #ddd;
  text-align: left;
  cursor: pointer;
}

.perf-tool .recButton.active {
  border: 1px solid red;
  background-color: red;
  box-shadow: 0 0 10px red;
}

.perf-tool .x-button {
  display: block;
  width: 1em; height: 1em;
  border: none;
  outline: none;
  padding: 0;
  background-color: transparent;
  font-size: 30px;
  line-height: 1;
  color: #5A5A5A;
  cursor: pointer;
}

.perf-tool .removeMeasurement {
  position: absolute;
  right: 0;
  top: 0.2em;
  transition: all .2s ease-out;
}

.perf-tool .removeMeasurement:hover {
  -webkit-transform: scale(1.3);
  transition: all .2s ease-out;
}

.perf-tool .toggleButton {
  position: absolute;
  top: -1px; right: 0px;
  z-index: 500;
}