按钮背景缩放动画css html源码

演示

源码

html

[lv]

<div class="btn-animate btn-animate__zoom-in">
    QQ资源吧
</div>

[/lv]

css

[lv]

.btn-animate {
  position: relative;
  width: 130px;
  height: 40px;
  line-height: 40px;
  border: none;
  border-radius: 5px;
  background: #027efb;
  color: #fff;
  text-align: center;
}

.btn-animate__zoom-in {
  z-index: 1;

  &::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    transform: scale(0);
    background-color: #027efb;
    transition: all 0.3s ease;
  }

  &:hover {
    background: transparent;

    &::after {
      border-radius: 5px;
      transform: scale(1);
    }
  }
}

[/lv]