/* 浮动标签动画样式 */
.input-group {
  position: relative;
}

.input-group .floating-label {
  position: absolute;
  top: 14px;
  left: 16px;
  pointer-events: none;
}

.input-group .floating-label span {
  display: inline-block;
  font-size: 1.1rem;
  color: #888;
  transition: 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  min-width: 5px;
}

.input-group input:focus + .floating-label span,
.input-group input:not(:placeholder-shown) + .floating-label span {
  color: #30a8f7;
  transform: translateY(-35px);
}