ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: violet;
}

li {
    float: left;
}

li a {
    display: block;
    color: black;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover:not(.active) {
    background-color: black;
    color:white;
}

.active {
    background-color: blue;
    color:white;
}
li {
    border-right: 2px solid white;
}

li:last-child {
    border-right: none;
}
.obrazok{
   padding:15px;
    border:15px;
    margin:20px;
    float:left;
}
p{
    text-indent: 3%;
}
p:first-letter{
    font-size:150%;
}
article{
    padding-top:300px;
}
.zdrzTo{
     position: fixed;
     top: 0;
    background-color: white;
   padding-top:10px;
   padding-right:10px;
}