/* From uiverse.io by @nikk7007 */
button {
    padding: 0.8em 1.8em;
    border: 2px solid #17C3B2;
    position: relative;
    overflow: hidden;
    background-color: transparent;
    text-align: center;
    text-transform: uppercase;
    font-size: 16px;
    transition: .3s;
    z-index: 1;
    font-family: inherit;
    color: #17C3B2;
   }
   
   button::before {
    content: '';
    width: 0;
    height: 300%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(45deg);
    background: #17C3B2;
    transition: .5s ease;
    display: block;
    z-index: -1;
   }
   
   button:hover::before {
    width: 105%;
   }
   
   button:hover {
    color: #111;
   }