body {
    height: 100vh;
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 0;
    background-color: black;
  }
  
  .box {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 12px;
    border: 2px solid #333;
  }
  
  .box .image {
    width: 100%;
    height: 100%;
    border-radius: 10px;
    background-size: cover;
    background-position: center;
    background-image: url("avatar.jpg");
    
  }
  h1{
    color: white;
  }
  .hidden{
    display: none;
}
@media (max-width: 768px) {
  body {
    flex-direction: column; /* 手机上排成一列，看着更舒服 */
    justify-content: center;
  }
  
  h1 {
    font-size: 18px; /* 标题文字变小 */
  }

  .box {
    width: 70px; /* 方框变小 */
    height: 70px;
  }

 

  .box .image {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    border-radius: 8px;
  }

  iframe {
    width: 100%;
    height: auto;
    aspect-ratio: 4/3; /* 保持16:9或者4:3的比例，不会超出屏幕 */
  }
}

@keyframes rainbow {
  0% { color: #ff0000; }
  14% { color: #ff7f00; }
  28% { color: #ffff00; }
  42% { color: #00ff00; }
  57% { color: #0000ff; }
  71% { color: #4b0082; }
  85% { color: #9400d3; }
  100% { color: #ff0000; }
}

.rainbow-text {
  animation: rainbow 3s linear infinite;
  cursor: pointer;
}

@keyframes ripple {
  0% {
    transform: scale(0);
    opacity: 0.8;
    border-color: rgba(255, 0, 0, 0.8);
    border-width: 3px;
  }
  14% {
    border-color: rgba(255, 127, 0, 0.7);
    border-width: 2.5px;
  }
  28% {
    border-color: rgba(255, 255, 0, 0.6);
    border-width: 2px;
  }
  42% {
    border-color: rgba(0, 255, 0, 0.5);
    border-width: 1.5px;
  }
  57% {
    border-color: rgba(0, 0, 255, 0.4);
    border-width: 1px;
  }
  71% {
    border-color: rgba(75, 0, 130, 0.3);
    border-width: 0.8px;
  }
  85% {
    border-color: rgba(148, 0, 211, 0.2);
    border-width: 0.5px;
  }
  100% {
    transform: scale(2.5);
    opacity: 0;
    border-color: rgba(255, 0, 0, 0);
    border-width: 0.2px;
  }
}

.ripple {
  position: fixed;
  pointer-events: none;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 3px solid;
  animation: ripple 1.5s ease-out forwards;
  transform-origin: center;
  z-index: 9999;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.ripple::before,
.ripple::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 50%;
  border: 3px solid;
  animation: ripple 1.5s ease-out forwards;
}

.ripple::before {
  animation-delay: 0.2s;
  border-color: rgba(255, 255, 255, 0.4);
}

.ripple::after {
  animation-delay: 0.4s;
  border-color: rgba(255, 255, 255, 0.2);
}