css 发光文字

      .textBox {
        font-family: "Microsoft YaHei";
        font-size: 28px;
        font-weight: bold;
        white-space: nowrap;
        line-height: 40px;
        background: linear-gradient(
          30deg,
          rgba(255, 255, 255, 0) 28%,
          rgba(245, 241, 194, 0.75) 42%,
          rgba(237, 63, 50, 0.87) 49%,
          rgba(255, 226, 188, 0.64) 56%,
          rgba(255, 255, 255, 0) 69%
        );
        background-size: 200% 200%;
        letter-spacing: 3.4px;
        animation: gradientBG 3s linear infinite;
        background-clip: text;
        -webkit-background-clip: text;
        color: transparent;
        text-shadow: 1px 1px 1px rgba(255, 255, 255, 1);
      }

      @keyframes gradientBG {
        0% {
          background-position: 0% 0%;
        }

        100% {
          background-position: 200% 0%;
        }
      }