同时添加多个属性的时候 用逗号隔开
div {
width: 300px;
height: 200px;
background-color: orange;
margin: 20px auto;
-webkit-transition-property: height,border-radius;
transition-property: height,border-radius;
-webkit-duration: 1s;
transition-duration: 1s;
-webkit-transition-timing-function: ease-out;
transition-timing-function: ease-out;
-webkit-transition-delay: .2s;
transition-delay: .2s;
}
div:hover {
height: 100px;
border-radius:50px;
}
同时改变多个属性 用，号隔开
