ul.navigation {
    list-style: none;
    width: 150px;
padding: 0;
margin: 0;
border-bottom: 1px solid #000;
}
ul li.navigation {
    position: relative;
    font-weight: bolder;

}

ul li a.navigation {
    text-decoration: none;
border: 1px solid #000;
border-bottom: 0;
padding: 5;
display: block;
background: #fff;
}

li ul.navigation {
    position: absolute;
    left: 149px;
    display: none;
top: 0;
}

li:hover ul.navigation {
    display: block;
}