.rainbow-hover {
    font-size: 16px;
    font-weight: 700;
    color: #ff7576;
    background-color: #2B3044;
    border: none;
    outline: none;
    cursor: pointer;
    padding: 12px 24px;
    position: relative;
    line-height: 24px;
    border-radius: 9px;
    box-shadow: 0px 1px 2px #2B3044,
      0px 4px 16px #2B3044;
    transform-style: preserve-3d;
    transform: scale(var(--s, 1)) perspective(600px)
      rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
    perspective: 600px;
    transition: transform 0.1s;
  }
  
  .sp {
    background: linear-gradient(
        90deg,
        #866ee7,
        #ea60da,
        #ed8f57,
        #fbd41d,
        #2cca91
      );
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-fill-color: transparent;
    display: block;
  }
  
  .rainbow-hover:active {
    transition: 0.3s;
    transform: scale(0.93);
  }