Form 3

オプションの選択
商品の色

.form-check-inline

    .form-check {
      position: relative;
      display: block;
      padding-left: 1.25rem;
    }

    .form-check-input {
      position: absolute;
      margin-top: 0.3rem;
      margin-left: -1.25rem;
    }
    
    .form-check-label {
      margin-bottom: 0;
    }

    .form-check-inline {
      display: -ms-inline-flexbox;
      display: inline-flex;
      -ms-flex-align: center;
      align-items: center;
      padding-left: 0;
      margin-right: 0.75rem;
    }