.navbar {
    display: flex;
    justify-content: space-between;
    color: black;
    text-align: center;
    padding: 0rem 1rem;
    height: 50px;
    position: relative;
    display: inline-block;

}
.buton{
    width: 150px;
}
.duyuru {
    width: 100%;
    height: auto;
    line-height: auto;
    border: outset;
}
.duyuru ul li img{
    width: 5%;
    height: auto;
   }
.duyuru ul li {
       width: 90%;
    height: auto;
    line-height: auto;
    background-color: rgb(230, 201, 149);
      text-align: center;
    margin-right: 10px;
    border: outset;
}
.duyuru2 ul li {
    width: 35%;
    height: 43px;
    line-height: 20px;
    background-color: rgb(72, 72, 72);
    border-radius: 5px;
    display: inline-block;
    text-align: center;
    justify-content: space-between;
    color: rgb(251, 251, 251);
    padding: 10px;
    margin: 10px 12px;
    border: outset;
}
.video iframe {
    width: 100%;
    height: auto;
    text-align: center;
    display: block;
}