滚动到Table的某个位置

<button @click="handleModal(false)">环境</button>
<button @click="handleModal(true)">日志</button>

<Modal class="special-modal" 
      width="800"
      v-model="showModal"
      footer-hide>
      <div class="f-s-18 m-b-10">文件信息</div>
      <div class="table-title">
        <span class="self-title" style="width:14%">类别</span>
        <span class="self-title" style="width:66%">文件名</span>
        <span class="self-title" style="width:14%">状态</span>
      </div>
      <div class="scroll-container table-container">
        <table class="mytable" border>
          <tr v-for="(item, index) in fileData" :key="index" :id="index">
            <td width="14%" align="center">{{item.type}}</td>
            <td width="66%" align="center">{{item.fileName}}</td>
            <td width="20%" align="center">{{item.status}}</td>
          </tr>
        </table>
      </div>
</Modal>

handleModal(flag) {
        let scrollTime = 300
        let offsetTop = 2*(36+1) // 2是环境数据的个数，36是表格行高，1是边框高度
        if(flag) {
          jQuery(".scroll-container").animate(
            {
              scrollTop: offsetTop,
            },
            scrollTime
          );
        } else {
          jQuery(".scroll-container").animate(
            {
              scrollTop: -offsetTop,
            },
            scrollTime
          );
        }
        this.showModal = !this.showModal
      }

/deep/.special-modal {
    .table-title {
      width: 100%;
      height: 36px;
      line-height: 36px;
      background-color: #404851;
      font-size: 14px;
      color: #fff;
    }
    .self-title {
      display: inline-block;
      text-align: center;
    }
    .table-container {
      height: 200px; 
      overflow-y:auto;
    }
    // 表格滚动条
    .table-container::-webkit-scrollbar {
      width: 14px;
      background: #1f252a;
    }
    .table-container::-webkit-scrollbar-thumb {
      height: 90px;
      border-radius: 7px;
      background:#404851;
    } 
    .table-container::-webkit-scrollbar-corner {
      background: #404851;
    }
    .mytable {
      width: 100%;
      font-size: 14px;
      line-height: 36px;
      color: #ddd;
      background-color: #323b44;
      td {
        border: none;
        border-bottom: 1px solid #404851;
      }
    }
  }

fileData: [
          {
            type: ‘环境‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 1
          },
          {
            type: ‘环境‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 2
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 3
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 4
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 5
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 6
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 7
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 8
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 9
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 10
          },
          {
            type: ‘日志‘,
            fileName: ‘xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.bck‘,
            status: 11
          }
        ]