Button by ArturCodeCraft

1/* <reset-style> ============================ */
2a {
3  text-decoration: none;
4}
5/* <main-style> ============================ */
6.menu__link {
7  color: #fff;
8  line-height: 2;
9  position: relative;
10}
11
12.menu__link::before {
13  content: '';
14  width: 0;
15  height: 2px;
16  border-radius: 2px;
17  background-color: #fff;
18  position: absolute;
19  bottom: -.25rem;
20  left: 50%;
21  transition: width .4s, left .4s;
22}
23
24.menu__link:hover::before {
25  width: 100%;
26  left: 0;
27}