body {
    box-sizing: border-box;
    margin: 0;
}
div.karsılama {
    text-align: center;
    font-size: 50px;
}
ul {
    list-style-type: none;
    margin: 0px;
    padding: 0px;
    overflow: hidden;
    background-color: orangered;
}
div.upsticky {
    position: sticky;
    top: 0px;
}
li {
    float: left;
}
li a, .dropbtn {
    display: inline-block;
    color: white;
    padding: 14px 16px;
    text-align: center;
    text-decoration: none;
}
li a:hover:not(.active), .dropdown:hover .dropbtn {
    background-color: rgb(255, 145, 105);
}
div.dropdown-content a.active:hover {
    background-color: rgb(204, 13, 13);
}
li a.active {
    background-color: rgb(204, 13, 13);
}
li.dropdown {
    display: inline-block;
}
.dropdown-content {
    display: none;
    position: absolute;
    background-color: white;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0, 0, 0, 0.2);
    z-index: 1;
}
.dropdown-content a {
    color: black;
    padding: 14px 16px;
    display: block;
    text-align: left;
}
.dropdown-content a:hover {
    background-color: rgb(255, 145, 105);

}
.dropdown:hover .dropdown-content {
    display: block;
}
ul li:last-of-type {
    float: right;
}
div.baslık {
    text-align: center;
    font-weight: bold;
    font-size: 60px;
    color: white;
    background-color: darkorange;
    padding: 20px;
}