g-0

bootstrap5.css

bootstrap5.css
@media (min-width: 992px) {
  .col-lg {
    -ms-flex-preferred-size: 0;
    flex-basis: 0;
    -ms-flex-positive: 1;
    flex-grow: 1;
    max-width: 100%;
  }
  .col-lg-auto {
    -ms-flex: 0 0 auto;
    flex: 0 0 auto;
    width: auto;
    max-width: 100%;
  }
  .col-lg-1 {
    -ms-flex: 0 0 8.333333%;
    flex: 0 0 8.333333%;
    max-width: 8.333333%;
  }
  .col-lg-2 {
    -ms-flex: 0 0 16.666667%;
    flex: 0 0 16.666667%;
    max-width: 16.666667%;
  }
  .col-lg-3 {
    -ms-flex: 0 0 25%;
    flex: 0 0 25%;
    max-width: 25%;
  }
  .col-lg-4 {
    -ms-flex: 0 0 33.333333%;
    flex: 0 0 33.333333%;
    max-width: 33.333333%;
  }
  .col-lg-5 {
    -ms-flex: 0 0 41.666667%;
    flex: 0 0 41.666667%;
    max-width: 41.666667%;
  }
  .col-lg-6 {
    -ms-flex: 0 0 50%;
    flex: 0 0 50%;
    max-width: 50%;
  }
  .col-lg-7 {
    -ms-flex: 0 0 58.333333%;
    flex: 0 0 58.333333%;
    max-width: 58.333333%;
  }
  .col-lg-8 {
    -ms-flex: 0 0 66.666667%;
    flex: 0 0 66.666667%;
    max-width: 66.666667%;
  }
  .col-lg-9 {
    -ms-flex: 0 0 75%;
    flex: 0 0 75%;
    max-width: 75%;
  }
  .col-lg-10 {
    -ms-flex: 0 0 83.333333%;
    flex: 0 0 83.333333%;
    max-width: 83.333333%;
  }
  .col-lg-11 {
    -ms-flex: 0 0 91.666667%;
    flex: 0 0 91.666667%;
    max-width: 91.666667%;
  }
  .col-lg-12 {
    -ms-flex: 0 0 100%;
    flex: 0 0 100%;
    max-width: 100%;
  }
  .order-lg-first {
    -ms-flex-order: -1;
    order: -1;
  }
  .order-lg-last {
    -ms-flex-order: 13;
    order: 13;
  }
  .order-lg-0 {
    -ms-flex-order: 0;
    order: 0;
  }
  .order-lg-1 {
    -ms-flex-order: 1;
    order: 1;
  }
  .order-lg-2 {
    -ms-flex-order: 2;
    order: 2;
  }
  .order-lg-3 {
    -ms-flex-order: 3;
    order: 3;
  }
  .order-lg-4 {
    -ms-flex-order: 4;
    order: 4;
  }
  .order-lg-5 {
    -ms-flex-order: 5;
    order: 5;
  }
  .order-lg-6 {
    -ms-flex-order: 6;
    order: 6;
  }
  .order-lg-7 {
    -ms-flex-order: 7;
    order: 7;
  }
  .order-lg-8 {
    -ms-flex-order: 8;
    order: 8;
  }
  .order-lg-9 {
    -ms-flex-order: 9;
    order: 9;
  }
  .order-lg-10 {
    -ms-flex-order: 10;
    order: 10;
  }
  .order-lg-11 {
    -ms-flex-order: 11;
    order: 11;
  }
  .order-lg-12 {
    -ms-flex-order: 12;
    order: 12;
  }
  .offset-lg-0 {
    margin-left: 0;
  }
  .offset-lg-1 {
    margin-left: 8.333333%;
  }
  .offset-lg-2 {
    margin-left: 16.666667%;
  }
  .offset-lg-3 {
    margin-left: 25%;
  }
  .offset-lg-4 {
    margin-left: 33.333333%;
  }
  .offset-lg-5 {
    margin-left: 41.666667%;
  }
  .offset-lg-6 {
    margin-left: 50%;
  }
  .offset-lg-7 {
    margin-left: 58.333333%;
  }
  .offset-lg-8 {
    margin-left: 66.666667%;
  }
  .offset-lg-9 {
    margin-left: 75%;
  }
  .offset-lg-10 {
    margin-left: 83.333333%;
  }
  .offset-lg-11 {
    margin-left: 91.666667%;
  }
}

html bootstrap5 Sample

ナビバーの検索窓：form-inline

  <nav class="navbar navbar-expand navbar-dark bg-dark">
    <!-- 画面が狭い時はアイコン、画面が広い時メニューを表示 -->
    <a class="navbar-brand" href="#">TOP</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav"
      aria-controls="navbarNav" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <ul class="navbar-nav mr-auto mt-2 mt-lg-0">
        <li class="nav-item active"><a class="nav-link" href="#">メニュー1</a></li>
        <li class="nav-item"><a class="nav-link" href="#">メニュー２</a></li>
        <li class="nav-item"><a class="nav-link" href="#">メニュー３</a></li>
      </ul>
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-light my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>

ナビゲーションバー 切替ボタンを左寄せに表示：mr-auto

  <nav class="navbar navbar-expand-lg navbar-dark bg-dark">
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav02"
      aria-controls="navbarNav02" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <a class="navbar-brand" href="#">ブランド</a>
    <div class="collapse navbar-collapse" id="navbarNav02">
      <ul class="navbar-nav mr-auto mt-2 mt-lg-0">
        <li class="nav-item active"><a class="nav-link" href="#">リンク1</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク2</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク3</a></li>
      </ul>
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-light my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>

ナビゲーションバーアイコンしか出さない

  <nav class="navbar navbar-expand-lg navbar-dark bg-dark">
    <!-- navbar-brand -->
    <a class="navbar-brand" href="#">TOP</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav2"
      aria-controls="navbarNav2" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav2">
      <ul class="navbar-nav mr-auto mt-2 mt-lg-0">
        <li class="nav-item active"><a class="nav-link" href="#">リンク1</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク2</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク3</a></li>
      </ul>
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-light my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>

ブランドの表示・非表示 ブランドを折り畳んで隠すナビゲーションバ

  <nav class="navbar navbar-expand-lg navbar-dark bg-dark">
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav"
      aria-controls="navbarNav" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <a class="navbar-brand" href="#">ブランドを隠す</a>
      <ul class="navbar-nav mr-auto mt-2 mt-lg-0">
        <li class="nav-item active"><a class="nav-link" href="#">リンク1<span class="sr-only">(現位置)</span></a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク2</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク3</a></li>
      </ul>
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-light my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>

ナビバーのデザイン：navbar-darkとbg-dark

  <nav class="navbar navbar-expand-lg navbar-dark bg-dark">
    <a class="navbar-brand" href="#">ブランド</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarNav"
      aria-controls="navbarNav" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarNav">
      <ul class="navbar-nav mr-auto">
        <li class="nav-item"><a class="nav-link" href="#">リンク1</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク2</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク3</a></li>
      </ul>
      <!-- アウトラインの検索ボタン、darkだど映える -->
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-outline-info my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>

navbar-lightで文字色を暗くし、背景色をCSSで設定

  <nav class="navbar navbar-expand-lg navbar-light" style="background-color: #e3f2fd;">
    <a class="navbar-brand" href="#">ブランド</a>
    <button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent3"
      aria-controls="navbarSupportedContent3" aria-expanded="false" aria-label="ナビゲーション切替">
      <span class="navbar-toggler-icon"></span>
    </button>
    <div class="collapse navbar-collapse" id="navbarSupportedContent3">
      <ul class="navbar-nav mr-auto">
        <li class="nav-item"><a class="nav-link" href="#">リンク1</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク2</a></li>
        <li class="nav-item"><a class="nav-link" href="#">リンク3</a></li>
      </ul>
      <form class="form-inline my-2 my-lg-0">
        <input class="form-control mr-sm-2" type="search" placeholder="検索" aria-label="検索">
        <button class="btn btn-outline-primary my-2 my-sm-0" type="submit">検索</button>
      </form>
    </div>
  </nav>