3、综合案例-AlloyTeam移动全端

准备工作

• HTML 结构

<title>腾讯全端</title>
<link rel="shortcut icon" href="favicon.ico" type="image/x-icon">
<!-- 层叠性：咱们的css 要 层叠 框架的 -->
<link rel="stylesheet" href="./Bootstrap/css/bootstrap.min.css">
<link rel="stylesheet" href="./Bootstrap/font/bootstrap-icons.css">
<link rel="stylesheet" href="./css/index.css">



<script src="./Bootstrap/js/bootstrap.min.js"></script>

• less 样式

// out: ../css/

头部导航

• HTML 结构

<!-- 导航 -->
<nav class="navbar navbar-expand-lg bg-body-tertiary fixed-top">
  <div class="container">
    <a class="navbar-brand" href="#"><img src="./assets/images/logo.png" alt=""></a>
    <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarNav" aria-controls="navbarNav" aria-expanded="false" aria-label="Toggle navigation">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <ul class="navbar-nav">
        <li class="nav-item">
          <a class="nav-link active" aria-current="page" href="#">首页</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">博客</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Github</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">TWeb Conf</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">SuperStar</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">Web前端导航</a>
        </li>
        <li class="nav-item">
          <a class="nav-link" href="#">关于</a>
        </li>
      </ul>
    </div>
  </div>
</nav>

• less 样式

// 导航
.bg-body-tertiary {
  background-color: transparent !important;
  .navbar-collapse {
    flex-grow: 0;
  }
}

轮播图图片

• HTML 结构

<!-- 轮播图 -->
<div id="carouselExampleIndicators" class="carousel slide">
  <div class="carousel-indicators">
    <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="0" class="active" aria-current="true" aria-label="Slide 1"></button>
    <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="1" aria-label="Slide 2"></button>
    <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="2" aria-label="Slide 3"></button>
    <button type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide-to="3" aria-label="Slide 4"></button>
  </div>
  <div class="carousel-inner">
    <div class="carousel-item active">
      
    </div>
    <div class="carousel-item">
      
    </div>
    <div class="carousel-item">
      
    </div>
    <div class="carousel-item">
      
    </div>
  </div>
  <button class="carousel-control-prev" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="prev">
    <span class="carousel-control-prev-icon" aria-hidden="true"></span>
    <span class="visually-hidden">Previous</span>
  </button>
  <button class="carousel-control-next" type="button" data-bs-target="#carouselExampleIndicators" data-bs-slide="next">
    <span class="carousel-control-next-icon" aria-hidden="true"></span>
    <span class="visually-hidden">Next</span>
  </button>
</div>

• less 样式

.carousel {
  .carousel-item {
    height: 500px;
    background-size: cover;
    background-position: center 0;
  }
  .carousel-item:nth-child(1) {
    background-image: url(../assets/uploads/banner_1.jpg);
  }
  .carousel-item:nth-child(2) {
    background-image: url(../assets/uploads/banner_2.jpg);
  }
  .carousel-item:nth-child(3) {
    background-image: url(../assets/uploads/banner_3.jpg);
  }
  .carousel-item:nth-child(4) {
    background-image: url(../assets/uploads/banner_4.jpg);
  }
}

轮播图响应式

• less 样式

// 轮播图: 小于768图片高度250 max；大于等于768图片高度400 min；大于等于992图片高度500
.carousel {
  // 响应式 → 媒体查询
  @media (max-width: 768px) {
    .carousel-item {
      height: 250px;
    }
  }

  @media (min-width: 768px) {
    .carousel-item {
      height: 400px;
    }
  }
  @media (min-width: 992px) {
    .carousel-item {
      height: 500px;
    }
  }


  .carousel-item {
    // height: 500px;
    background-size: cover;
    background-position: center 0;
  }
}

开源项目响应式

• HTML 结构

<!-- 开源项目 -->
<div class="project container">
  <div class="title">
    <h2>OpenSource / 开源项目</h2>
    <p>种类众多的开源项目，让你爱不释手</p>
  </div>
  <div class="content">
    <div class="row">
      <div class="col-lg-3 col-md-6">1</div>
      <div class="col-lg-3 col-md-6">2</div>
      <div class="col-lg-3 col-md-6">3</div>
      <div class="col-lg-3 col-md-6">4</div>
    </div>
  </div>
</div>

• less 样式

// 开源项目
// 视口宽度大于992；一行排4个盒子  col-lg-3
// 视口宽度大于768；一行排2个盒子  col-md-6
.project {
  margin-top: 60px;
  text-align: center;
}

开源项目内容布局

• HTML 结构

<!-- 开源项目 -->
<div class="project container">
  <div class="title">
    <h2>OpenSource / 开源项目</h2>
    <p>种类众多的开源项目，让你爱不释手</p>
  </div>
  <div class="content">
    <div class="row">
      <div class="col-lg-3 col-md-6"><a href="#">1</a></div>
      <div class="col-lg-3 col-md-6"><a href="#">1</a></div>
      <div class="col-lg-3 col-md-6"><a href="#">1</a></div>
      <div class="col-lg-3 col-md-6"><a href="#">1</a></div>
    </div>
  </div>
</div>

• less 样式

.project {
  margin-top: 60px;
  text-align: center;
  .row {
    div {
      margin-bottom: 10px;
      height: 200px;
      // background-color: pink;
      a {
        // 块级的宽度和父级一样大
        display: block;
        height: 200px;
        background-color: green;
        border-radius: 4px;
      }

      &:nth-child(1) a {
        background-color: #70c3ff;
      }
      &:nth-child(2) a {
        background-color: #fd6a7f;
      }
      &:nth-child(3) a {
        background-color: #7f8ea0;
      }
      &:nth-child(4) a {
        background-color: #89d04f;
      }
    }
  }
}