WordPress后台-外观-小工具-自定义 HTML， 选择你需要放的位置。

<div class="time-schedule-main">
    <div class="today-schedule">
        <div class="mizhi-schedule-item">
            <div class="today-item">
                <img src="https://s4.ax1x.com/2022/02/06/HuOUv6.png">
            </div>
            <div class="schedule-info">
                <span class="schedule-tilte">今天仅剩</span>
                <span class="today-num">100%</span>
            </div>
        </div>
    </div>
    <div class="toweek-schedule">
        <div class="mizhi-schedule-item">
            <div class="toweek-item">
                <img src="https://s4.ax1x.com/2022/02/06/HuOUv6.png">
            </div>
            <div class="schedule-info">
                <span class="schedule-tilte">本周还有</span>
                <span class="toweek-num">100%</span>
            </div>
        </div>
    </div>
    <div class="tomonth-schedule">
        <div class="mizhi-schedule-item">
            <div class="tomonth-item">
                <img src="https://s4.ax1x.com/2022/02/06/HuOUv6.png">
            </div>
            <div class="schedule-info">
                <span class="schedule-tilte">本月剩余</span>
                <span class="tomonth-num">100%</span>
            </div>
        </div>
    </div>
    <div class="toyear-schedule">
        <div class="mizhi-schedule-item">
            <div class="toyear-item">
                <img src="https://s4.ax1x.com/2022/02/06/HuOUv6.png">
            </div>
            <div class="schedule-info">
                <span class="schedule-tilte">今年还剩</span>
                <span class="toyear-num">100%</span>
            </div>
        </div>
    </div>
</div>

外观-自定义样式

<style type="text/css">
    .time-schedule-main{/*background-color: white;*/border-radius: 8px;display: flex; justify-content: space-evenly; align-items: center;}.today-schedule,.toweek-schedule,.tomonth-schedule,.toyear-schedule{display: inline-block;width: 50px;height: 100px;background-color: white;border: 1px solid #eee;border-radius: 99px;}.mizhi-schedule-item{position: relative;width: 100%;height: 100%;overflow: hidden;border-radius: 99px;}.today-item,.toweek-item,.tomonth-item,.toyear-item{position: absolute;background-image: linear-gradient(to right, #a18cd1 0%, #fbc2eb 100%);width: 100%;height: 109%;bottom: 0;transition: all 1s;}.schedule-info{display: flex;color: #ff5991;position: absolute;margin: auto;top: 0;left: 0;right: 0;bottom: 0;flex-direction: column;align-items: center;justify-content: center;}.schedule-tilte{font-size: 12px;font-weight: 700;}.time-schedule-main img{background-repeat: no-repeat;max-width:unset !important;max-height:unset !important;width: 200px;height: 10px;top: 0;left: 0;position: absolute;animation: mizhi_move_wave 2s linear infinite;-webkit-animation: mizhi_move_wave 2s linear infinite;}@-webkit-keyframes mizhi_move_wave{0%{-webkit-transform: translateX(0)}50%{-webkit-transform: translateX(-25%)}100%{-webkit-transform: translateX(-50%)}}@keyframes mizhi_move_wave{0%{transform: translateX(0)}50%{transform: translateX(-25%)}100%{transform: translateX(-50%)}}
    /* 今日剩余背景颜色 */
    .today-item {
        background-image: linear-gradient(to right, #a18cd1 0%, #fbc2eb 100%);
    }
    /* 本周剩余背景颜色 */
    .toweek-item {
        background-image: linear-gradient(to right, #ff9a9e 0%, #fad0c4 100%);
    }
    /* 本月剩余背景颜色 */
    .tomonth-item {
        background-image: linear-gradient(to right, #fbc2eb 0%, #a6c1ee 100%);
    }
    /* 今年剩余背景颜色 */
    .toyear-item {
        background-image: linear-gradient(to right, #ffecd2 0%, #fcb69f 100%);
    }
</style>

自定义JS

<script type="text/javascript">
$(function () {
  $.extend({
    mizhiSchedule: function () {
      var a = new Date(),
        e = 3600 * a.getHours() + 60 * a.getMinutes() + a.getSeconds(),
        c = e / 86400,
        b = (100 - 100 * c).toFixed(1);
      c = (109 - 109 * c).toFixed(2);
      $(".today-num").text(b + "%");
      $(".today-item").css("height", c + "%");
      b = a.getDay();
      0 === b && (b = 7);
      c = (e + 86400 * (b - 1)) / 604800;
      b = (100 - 100 * c).toFixed(1);
      c = (109 - 109 * c).toFixed(2);
      $(".toweek-num").text(b + "%");
      $(".toweek-item").css("height", c + "%");
      b = a.getFullYear();
      c = a.getMonth();
      a = a.getDate();
      var d = new Date(b, c + 1, 0).getDate();
      d = (e + 86400 * (a - 1)) / (86400 * d);
      var f = (100 - 100 * d).toFixed(1);
      (109 - 109 * d).toFixed(2);
      $(".tomonth-num").text(f + "%");
      $(".tomonth-item").css("height", f + "%");
      d = 0;
      f = [
        31,
        (0 == b % 4 && 0 != b % 100) || 0 == b % 400 ? 29 : 28,
        31,
        30,
        31,
        30,
        31,
        31,
        30,
        31,
        30,
        31
      ];
      for (var g = 0; g < c; g++) d += f[g];
      a =
        (e + 86400 * (d + a - 1)) /
        (86400 * ((0 == b % 4 && 0 != b % 100) || 0 == b % 400 ? 366 : 365));
      e = (100 - 100 * a).toFixed(1);
      a = (109 - 109 * a).toFixed(2);
      $(".toyear-num").text(e + "%");
      $(".toyear-item").css("height", a + "%");
    }
  });
  $.mizhiSchedule();
  setInterval($.mizhiSchedule, 2e3);
});
</script>