body, * {
  padding: 0;
  margin: auto;
}

.container {
  max-width: 1280px;
}

body{
  /*background-color: #000;*/
  max-width: 1920px;
  background-image: url('../images/pc_bg.png');
  background-size: cover;
  background-repeat: no-repeat;
}

.header {
  height: 98px;
  background-image: url('../images/pc_header.png');
  background-size: cover; /* 覆盖整个区域，可能会裁剪部分图片，但不会变形 */
  background-repeat: no-repeat;
  display: flex;
  justify-content: center;
  align-items: center;
}

.banner {
  width: 100%;
}

.banner_img {
  height: 400px;
  margin-top: 20px;
  mix-blend-mode: lighten;
}

.left_bg {
  background-image: url('../images/banner_left_bg.png');
  background-size: cover;
  background-repeat: no-repeat;
  height: 556px;
  width: 660px;
  margin-left: 110px;
}
.right_bg {
  background-image: url('../images/banner_right_bg.png');
  background-size: cover;
  background-repeat: no-repeat;
  height: 556px;
  width: 660px;
  margin-right: 110px;
  /*padding: 30px;*/
}

.btn {
  display: flex;
  justify-content: center;
  margin-top: 20px;
}

.btn_list {
  position: absolute;
  display: flex;
  gap: 24px;
  align-items: center; /* 防止子项高度拉伸 */
}

.btn_css {
  height: 48px;
}

.title_guide {
  display: flex;
  justify-content: center;
  margin-top: 100px;
}

.game_list {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  gap: 0;
  /*gap: 16px;*/

  a {
    margin: 0px -10px;
    width: 193px;
  }

  img {
    width: 100%;
    cursor: pointer;
  }
}

.banner_list {
  display: flex;
  justify-content: center;
  margin-top: 30px;
  gap: 20px;

  a {
    margin: 0px 0px;
    height: 36px;
  }

  img {
    height: 36px;
    width: auto;
  }
}

.footer {
  display: flex;
  justify-content: center;
  margin-top: 40px;
  padding-bottom: 50px;
}

.custorm_online {
  position: fixed;
  right: 20px;
  bottom: 40%;
  z-index: 1;
  animation: float 2s ease-in-out infinite;
  cursor: pointer;
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(10px);
  }
  100% {
    transform: translateY(0px);
  }
}