Vue 如何定义路由器链接的颜色样式

    <ul>

        <li>xxxxx</li>

         <li><router-link to="/wisdom" active-class="ative">xxxxx</router-link></li>

         <li><router-link to="/MyLogin" active-class="ative">xxxxx</router-link></li>

         <li><router-link to="/departments" active-class="ative">xxxxx</router-link></li>

         <li><router-link to="/t_a" active-class="ative">xxxxx</router-link></li>

         <li><router-link to="general_trend" active-class="ative">xxxxx</router-link></li>

         <li><router-link to="/people" active-class="ative">xxxxx</router-link></li>

      </ul>