1button {
2  position: relative;
3  display: inline-block;
4  margin: 15px;
5  padding: 15px 30px;
6  text-align: center;
7  font-size: 18px;
8  letter-spacing: 1px;
9  text-decoration: none;
10  color: #725AC1;
11  background: transparent;
12  cursor: pointer;
13  transition: ease-out 0.5s;
14  border: 2px solid #725AC1;
15  border-radius: 10px;
16  box-shadow: inset 0 0 0 0 #725AC1;
17}
18
19button:hover {
20  color: white;
21  box-shadow: inset 0 -100px 0 0 #725AC1;
22}
23
24button:active {
25  transform: scale(0.9);
26}