JSFiddle - React, Tailwind, and code Playground

by Kocsten

HTML

<a class="lakub_derza_timan" href="http://zornet.ru/">Нажмите меня!</a>
<button type="submit" class="lakub_derza_timan">ZORNET.RU</button>

CSS

.lakub_derza_timan {
    background-color: #1a4463;
    -webkit-border-radius: 7px;
    border-radius: 43px;
    border: none;
    color: #e4e2e2;
    cursor: pointer;
    display: inline-block;
    font-family: Arial;
    font-size: 17px;
    padding: 4px 9px;
    text-align: center;
    text-decoration: none;
}

@keyframes glowing {
  0% { background-color: #054775; box-shadow: 0 0 2px #074673; }
  50% { background-color: #1082d4; box-shadow: 0 0 9px #0e87de; }
  100% { background-color: #074b7b; box-shadow: 0 0 2px #094d7d; }
}

.lakub_derza_timan {
  animation: glowing 1500ms infinite;
}