#microNav {
            position: fixed;
            top: 12px;
            right: 12px;
            z-index: 1000;
            background: rgba(255,255,255,0.95);
            border-radius: 16px;
            padding: 4px 8px;
            box-shadow: 0 1px 4px rgba(0,0,0,0.1);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(0,0,0,0.08);
            width: 45px; /* 原始宽度的一半 */
            transition: all 0.2s;
        }

        #microNav:hover {
            width: 100px; /* 悬停时扩展 */
            background: rgba(255,255,255,0.98);
        }

        #jumpSelector {
            border: 0;
            background: transparent;
            width: 100%;
            font-size: 12px;
            padding: 2px;
            outline: none;
            -webkit-appearance: none;
            -moz-appearance: none;
            appearance: none;
            cursor: pointer;
        }

        @media (max-width: 600px) {
            #microNav {
                top: 8px;
                right: 8px;
                width: 50px;
                padding: 3px 6px;
            }
            #jumpSelector {
                font-size: 10px;
            }
            #microNav:hover {
                width: 30px; /* 移动端禁用悬停效果 */
            }
        }

        #microNav::after {
            content: "▼";
            position: absolute;
            right: 6px;
            top: 50%;
            transform: translateY(-50%);
            font-size: 8px;
            color: #666;
            pointer-events: none;
        }

    .container {
      text-align: center;
      margin-top: 20%;
    }
    
    h1 {
      font-size: 36px;
      color: #fff;
      text-shadow: 0px 2px 2px rgba(0, 0, 0, 0.5);
    }
    
    label {
      display: block;
      font-size: 30px;
      margin-bottom: 10px;
    }
    
    input {
      padding: 15px;
      font-size: 24px;
    }

    button {
      padding: 10px 20px;
      margin-top: 10px;
      font-size: 24px;
      color: #fff;
      background-color: #007bff; /* 蓝色 */
      border: none;
      border-radius: 5px;
      cursor: pointer;
      transition: background-color 0.2s;
    }

    button:hover {
      background-color: #0056b3; /* 深蓝色 */
    }
    
    @media (max-width: 600px) {
      body {
        background-image: url('static/images/7tfgx44a.png');
      }
      
      label {
        font-size: 24px;
      }

      input {
        font-size: 18px;
      }

      button {
        font-size: 18px;
        padding: 8px 16px;
      }
    }
    .question-label {
  color: #ff00ff; /* 靓丽的颜色，例如紫色 */
  animation: rainbow 2s linear infinite;

}

@keyframes rainbow {
  0% {
    color: #ff00ff;
  }
  14% {
    color: #00ff00;
  }
  28% {
    color: #0000ff;
  }
  42% {
    color: #ffff00;
  }
  57% {
    color: #ff0000;
  }
  71% {
    color: #00ffff;
  }
  85% {
    color: #ff8000;
  }
  100% {
    color: #ff00ff;
  }
}
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}

.container {
  margin: 0;
  padding: 0;
  min-height: 100%;
  display: flex;
  flex-direction: column;
}
.content {
  flex-grow: 1;
}