波浪input输入框文字边框动画

一个input输入框的小动画,大家可以按需引入和修改
input的动画表现为,文字提示波浪动画
效果图如下
在这里插入图片描述
源码如下
tips: 有不懂的可以在评论区问博主
DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>文字波浪input输入框title>
  <style>
    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 200;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLFj_Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 200;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLFj_Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 200;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLFj_Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 300;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDz8Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 300;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDz8Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 300;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDz8Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 400;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiEyp8kv8JHgFVrJJbecmNE.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 400;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiEyp8kv8JHgFVrJJnecmNE.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 400;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiEyp8kv8JHgFVrJJfecg.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 500;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLGT9Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 500;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLGT9Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 500;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLGT9Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 600;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLEj6Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 600;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLEj6Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 600;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLEj6Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 700;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLCz7Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 700;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLCz7Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 700;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLCz7Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 800;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDD4Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 800;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDD4Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 800;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLDD4Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    /* devanagari */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 900;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLBT5Z11lFc-K.woff2) format('woff2');
      unicode-range: U+0900-097F, U+1CD0-1CF9, U+200C-200D, U+20A8, U+20B9, U+25CC, U+A830-A839, U+A8E0-A8FF;
    }

    /* latin-ext */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 900;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLBT5Z1JlFc-K.woff2) format('woff2');
      unicode-range: U+0100-02AF, U+0304, U+0308, U+0329, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
    }

    /* latin */
    @font-face {
      font-family: 'Poppins';
      font-style: normal;
      font-weight: 900;
      font-display: swap;
      src: url(https://fonts.gstatic.com/s/poppins/v20/pxiByp8kv8JHgFVrLBT5Z1xlFQ.woff2) format('woff2');
      unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
      font-family: 'Poppins', sans-serif;
    }

    body {
      display: flex;
      justify-content: center;
      align-items: center;
      min-height: 100vh;
      background: #29313a;
    }

    .inputBox {
      position: relative;
      width: 350px;
    }

    .inputBox input {
      position: relative;
      width: 100%;
      padding: 10px 0;
      background-color: transparent;
      border: none;
      outline: none;
      border-bottom: 2px solid #999;
      color: #fff;
      letter-spacing: 0.05em;
      font-size: 1.25em;
      transition: 0.5s;
    }

    .inputBox label {
      position: absolute;
      left: 0;
      padding: 10px 0;
      pointer-events: none;
      color: #666;
    }

    .inputBox label span {
      position: relative;
      display: inline-flex;
      flex-direction: row;
      font-size: 1.25em;
      letter-spacing: 0.05em;
      transition: .25s cubic-bezier(.5, 1, .5, 1.5);
    }

    .inputBox input:focus~label span,
    .inputBox input:valid~label span {
      color: #0f0;
      text-shadow: 0 0 5px #0f0, 0 0 15px #0f0, 0 0 30px #0f0;
      transform: translateY(-30px);
    }

    .inputBox input:focus,
    .inputBox input:valid {
      border-bottom: 2px solid #fff;
    }
  style>
head>

<body>
  <div class="inputBox">
    <input type="text" required>
    <label for="">Wavy Input Text Animationlabel>
  div>
  <script>
    let label = document.querySelector('label');
    label.innerHTML = label.innerText.split('').map((v, i) =>
      `${i * 30}ms;filter: hue-rotate(${i * 10}deg);">${v}`
    ).join('')
  script>
body>

html>
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原文地址：https://blog.csdn.net/weixin_44368963/article/details/133654150