body {
  padding: 0;
  margin: 0;
  background-image: url("https://easyimage.smitten.top/i/2023/02/14/z5xo4h.png");
  background-size: cover;
  backdrop-filter: blur(3px);
  height: 100%;
  font-family: "LXGW WenKai Screen", sans-serif;
  overflow: hidden;
}

h1 {
  color: aquamarine;
  text-align: center;
  position: relative;
  top: 40px;
  display: none;
}

video {
  display: block;
  margin: auto;
  width: 420px;
  height: 750px;
  border-radius: 15px;
  transition: filter 1s ease;
  filter: blur(5px);
}

button {
  --glow-color: rgb(217, 176, 255);
  --glow-spread-color: rgba(191, 123, 255, 0.781);
  --enhanced-glow-color: rgb(231, 206, 255);
  --btn-color: rgb(100, 61, 136);
  border: .25em solid var(--glow-color);
  padding: 1em 3em;
  color: var(--glow-color);
  font-size: 15px;
  font-weight: bold;
  background-color: var(--btn-color);
  border-radius: 1em;
  outline: none;
  box-shadow: 0 0 1em .25em var(--glow-color),
    0 0 4em 1em var(--glow-spread-color),
    inset 0 0 .75em .25em var(--glow-color);
  text-shadow: 0 0 .5em var(--glow-color);
  position: relative;
  transition: all 0.3s;
  display: block;
  margin: auto;
  position: relative;
  top: 40px;
}

button::after {
  pointer-events: none;
  content: "";
  position: absolute;
  top: 120%;
  left: 0;
  height: 100%;
  width: 100%;
  background-color: var(--glow-spread-color);
  filter: blur(2em);
  opacity: .7;
  transform: perspective(1.5em) rotateX(35deg) scale(1, .6);
}

button:hover {
  color: var(--btn-color);
  background-color: var(--glow-color);
  box-shadow: 0 0 1em .25em var(--glow-color),
    0 0 4em 2em var(--glow-spread-color),
    inset 0 0 .75em .25em var(--glow-color);
}

button:active {
  box-shadow: 0 0 0.6em .25em var(--glow-color),
    0 0 2.5em 2em var(--glow-spread-color),
    inset 0 0 .5em .25em var(--glow-color);
}


#leftImg {
  position: absolute;
  top: 15px;
  left: 15px;
  width: 420px;
  height: auto;
  border-radius: 10px;
  filter: blur(5px);
  transition: filter 1s ease;
}

#rightImg {
  position: absolute;
  top: 15px;
  right: 15px;
  width: 420px;
  height: auto;
  border-radius: 10px;
  filter: blur(5px);
  transition: filter 1s ease;
}

#Tiangou {
  color: #fff;
  position: relative;
  top: 30px;
  text-align: center;
  backdrop-filter: blur(3px);
  height: 270px;
}

.Tiangou {
  color: #fff;
  position: relative;
  top: 30px;
  text-align: center;
}

@media only screen and (max-width: 1307px) {

  #leftImg,
  #rightImg {
    display: none;
  }

  video {
    display: block;
    margin: auto;
    width: 360px;
    height: 640px;
    border-radius: 15px;
  }

  button {
    top: 5px;
  }

  #Tiangou {
    top: 5px;
  }
}