div {
    margin: 0 auto;
    height: 100;
    width: 800px;
    font-size: 55px;
}

.container {
    margin: 10 auto;
    border: 6px  solid goldenrod;
}

.menu {
    background-color: red;
    height: 90px;
    width: 135px;
    float: left;
    font-size: 25px;
    color: white;   
}
.menu:hover{
    background-color: gray;
}

.content {
    background-color: gray;
    height: 90px;
    width: 500px;
    float: left;
    font-size: 16px;
    text-align: center;
    color: white
}

.hakkinda {
    background-color: blue;
    height: 90px;
    width: 165px;
    float: left;
    font-size: 25px;
    color: white;
}
.hakkinda:hover{
    background-color: grey;
}

.full {
    background-color: black;
    height: 550px;
    text-align: center;
}

.footer {
    background-color:black;
    height: 45px;
    margin-bottom: 23px;
    font-size: 25px;
    text-align: center;
    color: white;
}