body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
    sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

code {
  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
    monospace;
}

/* 跑马灯动画 */
.marquee-container {
  background-color: #1677ff; /* 蓝色 */
  color: #ffffff; /* 白色 */
  padding: 10px 0;
  overflow: hidden;
  white-space: nowrap;
  font-weight: bold;
  font-size: 18px;
  letter-spacing: 2px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
  z-index: 1000;
  flex-shrink: 0;
}

.marquee-content {
  display: inline-block;
  padding-left: 100%;
  animation: marquee 20s linear infinite;
}

@keyframes marquee {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(-100%, 0);
  }
}
