.el-menu-item.is-active{border-bottom:2xp solid #ff6a00!important}.lenovo-about-container{width:100%;height:100vh;display:flex;flex-direction:column}.lenovo-about-container .about-nav{justify-content:space-between;padding:23px 32px 0 32px;border-bottom:2px solid #ebeef5;color:#909399}.lenovo-about-container .about-nav,.lenovo-about-container .about-nav .nav-content{display:flex;height:65px;align-items:center}.lenovo-about-container .about-nav .nav-content .nav-option{margin-right:56px;font-size:16px;cursor:pointer;height:63px;display:flex;align-items:center}.lenovo-about-container .about-nav .nav-content .nav-active{height:65px;font-size:18px;font-weight:700;color:#f15f00;border-bottom:2px solid #f15f00}.lenovo-about-container .about-nav .back-btn{background:#ff6a00;color:#fff;width:60px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:4px;cursor:pointer;font-size:16px}.lenovo-about-container .about-body{flex:1;padding:0 0 0 32px;width:95%}