Section.vue

<template>
  <div class="section">
    <div class="section-main">
      <slot />
    </div>

    <div style="overflow: hidden; position: absolute; bottom: 0">
      <svg
        preserveAspectRatio="none"
        viewBox="0 0 1200 120"
        xmlns="http://www.w3.org/2000/svg"
        style="
          fill: var(--bg-secondary);
          width: 200vw;
          height: 75px;
          transform: rotate(180deg);
        "
      >
        <path
          d="M0 0v46.29c47.79 22.2 103.59 32.17 158 28 70.36-5.37 136.33-33.31 206.8-37.5 73.84-4.36 147.54 16.88 218.2 35.26 69.27 18 138.3 24.88 209.4 13.08 36.15-6 69.85-17.84 104.45-29.34C989.49 25 1113-14.29 1200 52.47V0z"
          opacity=".25"
        />
        <path
          d="M0 0v15.81c13 21.11 27.64 41.05 47.69 56.24C99.41 111.27 165 111 224.58 91.58c31.15-10.15 60.09-26.07 89.67-39.8 40.92-19 84.73-46 130.83-49.67 36.26-2.85 70.9 9.42 98.6 31.56 31.77 25.39 62.32 62 103.63 73 40.44 10.79 81.35-6.69 119.13-24.28s75.16-39 116.92-43.05c59.73-5.85 113.28 22.88 168.9 38.84 30.2 8.66 59 6.17 87.09-7.5 22.43-10.89 48-26.93 60.65-49.24V0z"
          opacity=".5"
        />
        <path
          d="M0 0v5.63C149.93 59 314.09 71.32 475.83 42.57c43-7.64 84.23-20.12 127.61-26.46 59-8.63 112.48 12.24 165.56 35.4C827.93 77.22 886 95.24 951.2 90c86.53-7 172.46-45.71 248.8-84.81V0z"
        />
      </svg>
    </div>
  </div>
</template>

<style>
.section {
  /* why relative: 子元素置底部 */
  @apply h-dvh w-dvw relative flex items-center justify-center;
  background: linear-gradient(to bottom, var(--bg-secondary), var(--bg-color));
  overflow: hidden; /* https://github.com/vueuse/motion/issues/214  */

  .section-main {
    > * {
      display: flex;
      margin-inline: 10vw;
      margin-bottom: 10vh;
      z-index: 2;
      color: var(--text-color);

      @media screen and (max-width: 736px) {
        & {
          flex-direction: column;
        }
      }
    }
  }
}
</style>