@media only screen and (min-width: 769px){
    .p1727mf1727-005f47f0431c49655 li:nth-child(3){
        font-weight: bold;
        background: url(https://rc0.zihu.com/g4/M00/83/98/CgAG0mRCPuWAI487AAAfwpH05LE616.png) bottom center no-repeat;
        background-size: 20px 20px;
    }
}