scss transition

1-webkit-transition: all .3s ease-in-out;
2-moz-transition:    all .3s ease-in-out;
3-o-transition:      all .3s ease-in-out;
4-ms-transition:     all .3s ease-in-out;
5transition:         all .3s ease-in-out;

1div {
2  transition: all 0.5s ease;
3  background: red;
4  padding: 10px;
5}
6div:hover {
7  background: green;
8  padding: 20px;
9}