1/* Input container */
2.input-container {
3  position: relative;
4  margin: 20px;
5}
6
7/* Input field */
8.input-field {
9  display: block;
10  width: 100%;
11  padding: 10px;
12  font-size: 16px;
13  border: none;
14  border-bottom: 2px solid #ccc;
15  outline: none;
16  background-color: transparent;
17}
18
19/* Input label */
20.input-label {
21  position: absolute;
22  top: 0;
23  left: 0;
24  font-size: 16px;
25  color: rgba(204, 204, 204, 0);
26  pointer-events: none;
27  transition: all 0.3s ease;
28}
29
30/* Input highlight */
31.input-highlight {
32  position: absolute;
33  bottom: 0;
34  left: 0;
35  height: 2px;
36  width: 0;
37  background-color: #007bff;
38  transition: all 0.3s ease;
39}
40
41/* Input field:focus styles */
42.input-field:focus + .input-label {
43  top: -20px;
44  font-size: 12px;
45  color: #007bff;
46}
47
48.input-field:focus + .input-label + .input-highlight {
49  width: 100%;
50}
51