.nav_list {
    overflow: hidden;
    padding-left: 3%;
}
  
.nav_list a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
}

.nav_list a:hover {
    border-bottom: 1px solid rgb(1, 140, 221);
    cursor: pointer;
}