該 html 元素的轉換在第一次運行時有明顯的滯后。當您將鼠標懸停在其上多次后，這種卡片翻轉機制會很順暢。有人可以解釋為什么以及如何解決它嗎？.container {  display: flex;  flex-wrap: wrap;  justify-content: center;}.k-card {  border-radius: 25px;  width: 250px;  margin: 2%;  border-color: white;  height: 330px;}.k-card-image {  text-align: center;  align-content: center;}.k-card-footer {  text-align: center;  border: none;  position: absolute;  bottom: 1px;  width: 100%;  background-color: inherit;  font-weight: bold;  color: white;  align-items: center;  border-radius: 25px;}/* The flip card container - set the width and height to whatever you want. We have added the border property to demonstrate that the flip itself goes out of the box on hover (remove perspective if you don't want the 3D effect */.flip-card {  border-radius: 25px;  width: 250px;  height: 330px;}/* This container is needed to position the front and back side */.flip-card-inner {  border-radius: 25px;  position: relative;  width: 100%;  height: 100%;  text-align: center;  transition: transform 0.5s;  transform-style: preserve-3d;}/* Do an horizontal flip when you move the mouse over the flip box container */.flip-card:hover .flip-card-inner {  transform: rotateY(180deg);}/* Position the front and back side */.flip-card-front,.flip-card-back {  position: absolute;  width: 100%;  height: 100%;  -webkit-backface-visibility: hidden;  /* Safari */  backface-visibility: hidden;  border-radius: 25px;}/* Style the front side */.flip-card-front {  background-color: #18988B;}.k-button.k-primary {  background-color: #18988B;  padding: 2px;  border-color: #18988B;}另外，jsfiddle 的鏈接：https://jsfiddle.net/McRobBlob/s9f07wgy/