style.css

/*
 ______________________________________________
|                                              |
|     DEFAULT BODY AND OTHER CSS TAG           |
|______________________________________________|

*/

* {
  margin: 0;
  padding: 0;
}

body {
  background: #efefef;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

h4{
  text-align: center;
}

/*
 ______________________________________________
|                                              |
|              UTILITIES CLASS                 |
|______________________________________________|
*/

.clocks-container {
  display: flex;
  flex-direction: column;
  text-align: center;
}

.css-button-neumorphic {
  min-width: 130px;
  height: 40px;
  color: #fff;
  padding: 5px 10px;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: inline-block;
  outline: none;
  border-radius: 5px;
  border: none;
  background: #efefef;
  box-shadow: 2px 2px 4px #c8d0e7, -1px -1px 3px #fff;
  color: #585858;
  margin: 2rem 0rem;
  text-align: center;
  text-decoration: none;
  padding: 1rem 0rem;
}
.css-button-neumorphic:active {
  box-shadow: inset 1px 1px 3px #c8d0e7, inset -1px -1px 3px #fff;
}