.right-nav {
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.15);
    box-sizing: border-box;
    position: relative;
    transition: all 0.5s;
}
.right-nav li a{
    display: inline-block;
    max-width: 340px;
    white-space: nowrap;
    overflow:hidden;
    text-overflow: ellipsis;
}
.right-nav li i{
    display: block;
    width: 10px;
    height: 10px;
    background: #B8B8B8;
    border-radius: 10000px;
}
.item-content h2{
    border-left: 4px solid #E8199E;
}