これはテストです。

<style>
.y5KQEW.wixui-vertical-menu__submenu {
    display: block !important;
    max-height: 0;
    transition: max-height 0.5s ease-in-out !important;
    opacity: 1 !important;
    overflow: hidden;
}
.DXlHRo.fAMscU>.y5KQEW {
  max-height: 500px!important;
}
#comp-lidxqdu4_r_comp-ljz50rn7 {
  align-self: auto !important;
}
</style>






<style>
@import url('https://fonts.googleapis.com/css2?family=M+PLUS+Rounded+1c:wght@100&display=swap');

html {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  background: linear-gradient(#00bfff, #fff);
}

.sakura {
  position: absolute;
  padding: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 100;
}

.sakura li{
  position: absolute;
  list-style: none;
  top: -50px;
  background: #ffdbed;
  border-radius: 0% 70%;  
  animation: fall 4s linear infinite, sway 2s ease-in-out infinite alternate;
}


@keyframes fall {
  to {
    top: 120%;
  }
}

@keyframes sway1 {
  from {
    transform: translateX(0px) rotate(0deg);
  }
  to {
    transform: translateX(200px) rotate(-45deg);
  }
}

@keyframes sway2 {
  from {
    transform: translateX(200px) rotate(-45deg);
  }
  to {
    transform: translateX(0px) rotate(0deg);
  }
}

.sakura li:nth-child(1){
  left: 0%;
  width: 24px;
  height: 15px;
  animation: fall 10s linear infinite,
             sway1 3s ease-in-out infinite alternate;
  animation-delay: 2s;
}

.sakura li:nth-child(2){
  left: 5%;
  width: 13px;
  height: 9px;
  animation: fall 15s linear infinite,
             sway1 2s ease-in-out infinite alternate;
  animation-delay: 8s;
}

.sakura li:nth-child(3){
  left: 15%;
  width: 16px;
  height: 10px;
  animation: fall 9s linear infinite,
             sway1 3.5s ease-in-out infinite alternate;
  animation-delay: 13s;
}

.sakura li:nth-child(4){
  left: 30%;
  width: 16px;
  height: 10px;
  animation: fall 8s linear infinite,
             sway2 4s ease-in-out infinite alternate;
  animation-delay: 7s;
}
.sakura li:nth-child(5){
  left: 40%;
  width: 16px;
  height: 10px;
  animation: fall 10s linear infinite,
             sway1 4s ease-in-out infinite alternate;
  animation-delay: 0s;
}
.sakura li:nth-child(6){
  left: 55%;
  width: 24px;
  height: 15px;
  animation: fall 11s linear infinite,
             sway2 3s ease-in-out infinite alternate;
  animation-delay: 3s;
}
.sakura li:nth-child(7){
  left: 65%;
  width: 16px;
  height: 10px;
  animation: fall 7s linear infinite,
             sway2 3.5s ease-in-out infinite alternate;
  animation-delay: 7s;
}
.sakura li:nth-child(8){
  left: 50%;
  width: 13px;
  height: 9px;
  animation: fall 7s linear infinite,
             sway1 3s ease-in-out infinite alternate;
  animation-delay: 3s;
}
.sakura li:nth-child(9){
  left: 80%;
  width: 16px;
  height: 10px;
  animation: fall 10s linear infinite,
             sway2 4s ease-in-out infinite alternate;
  animation-delay: 4s;
}
</style>

<ul class="sakura">
  <li></li>
  <li></li>
  <li></li>
  <li></li>
  <li></li>
  <li></li>
  <li></li>
  <li></li>
  <li></li>
</ul>