JSFiddle - React, Tailwind, and code Playground

HTML

<title>Пример анимации</title>
</head>
<body>
  <h1 id="text"><span class="red">9</span>9866</h1>
</body>

CSS

.red {color: #ff0000;}

#text {
    text-align: center;
    font-size: 120pt;
    font-family: Tahoma;
    margin-top: 150px;
    -webkit-animation-name: rotation;
    -webkit-animation-duration: 10s;
    -webkit-animation-iteration-count: infinite;
    -webkit-animation-timing-function: linear;
    -moz-animation-name: rotation;
    -moz-animation-duration: 10s;
    -moz-animation-iteration-count: infinite;
    -moz-animation-timing-function: linear;
    -o-animation-name: rotation;
    -o-animation-duration: 10s;
    -o-animation-iteration-count: infinite;
    -o-animation-timing-function: linear;
    animation-name: rotation;
    animation-duration: 10s;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}

@-webkit-keyframes rotation {
    0% {-webkit-transform:rotate(0deg);
        -moz-transform:rotate(0deg);
        -o-transform:rotate(0deg);
        transform:rotate(0deg);}
    100% {-webkit-transform:rotate(360deg);
        -moz-transform:rotate(360deg);
        -o-transform:rotate(360deg);
        transform:rotate(360deg);}
}
@-moz-keyframes rotation {
    0% {-webkit-transform:rotate(0deg);
        -moz-transform:rotate(0deg);
        -o-transform:rotate(0deg);
        transform:rotate(0deg);}
    100% {-webkit-transform:rotate(360deg);
        -moz-transform:rotate(360deg);
        -o-transform:rotate(360deg);
        transform:rotate(360deg);}
}
@-o-keyframes rotation {
    0% {-webkit-transform:rotate(0deg);
        -moz-transform:rotate(0deg);
        -o-transform:rotate(0deg);
        transform:rotate(0deg);}
    100% {-webkit-transform:rotate(360deg);
        -moz-transform:rotate(360deg);
        -o-transform:rotate(360deg);
        transform:rotate(360deg);}
}
@keyframes rotation {
    0% {-webkit-transform:rotate(0deg);
        -moz-transform:rotate(0deg);
        -o-transform:rotate(0deg);
        transform:rotate(0deg);}
    100% {-webkit-transform:rotate(360deg);
        -moz-transform:rotate(720deg);
       ...