问垫标签标签在短时间内被选中时正在移动。如何解决这个问题？

EN

.mat-tab-group {
  margin: 10px;
}

.mat-tab-label-active {
  width: 50px;
  background: silver;
  color: darkblue;
  font-weight: bold;
  border-top-right-radius: 5px;
  margin-left: 10px;
  margin-right: 10px;
  opacity: 1 !important;
  text-align: center;
  animation: none;
}

.mat-tab-label {
  text-align: center;
  width: 50px;
  margin-left: 10px;
  margin-right: 10px;
  background: silver;
  color: darkblue;
  font-weight: bold;
  border-top-right-radius: 10px;
  border-top-left-radius: 10px;
}