* {
  margin: 0;
  padding: 0;

}

body {
  background-color: #f1f2f3;
}

.container {
  box-sizing: border-box;
  width: 100%;
  max-width: 1640px;
  min-width: 1240px;
  margin: 25px auto;
  color: #333;
  line-height: 1;
}

.container *{
  box-sizing: border-box;
}

header {
  text-align: center;
  margin-bottom: 25px;
}

header h1 {
  font-size: 2.2rem;
  margin-bottom: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
}

header p{
  font-size: 15px;
  color: #666;
}

/* 主体内容样式 */
.main-content {
  width: 100%;
  display: flex;
  justify-content: center;
  margin-bottom: 25px;
}

.fireworks-wrapper {
  width: 100%;
  height: 960px;
  position: relative;
  overflow: hidden;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* 底部样式 */
.site-footer {
  background-color: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.site-footer h2 {
  font-size: 1.5em;
  color: #333;
  margin-bottom: 15px;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li {
  margin-top: 10px;
  font-size: 1em;
  line-height: 1.6;
  color: #666;
}