@media screen and (max-width:800px) {
    .ortalama h3{
        font-size: 15px;
        line-height: 1.5;
    }
}
@media screen and (max-width:585px) {
    .ortalama h3{
        font-size: 13px;
    }
}
@media screen and (max-height:700px) {
    .main-content {
        height:500px;
    }
}