body{
     background-color:rgb(205, 159, 100);
}
.ua {
     width: 100%;
     height: 90px;
     background-color: rgba(147, 87, 8, 0.881);
     color: rgb(225, 222, 216);
     text-align: center;
     border: 5px solid rgba(135, 89, 19, 0.774);
     margin-bottom: 90px;
     
}
button{
     background-color: rgb(228, 214, 197);
     color: goldenrod;
     text-align: center;
     width: 50%;
     height: 100px;
     border: 3px solid rgba(135, 89, 19, 0.774)
}
button:hover{
     background-color: rgb(223, 188, 146);
     color: rgb(184, 140, 27);
}
#div3{
     text-align: center;
     background-color: rgb(228, 214, 197);
     color: rgb(0, 38, 255);
     width: 49%;
     height: 20px;
     border: 3px solid rgba(135, 89, 19, 0.774);
}
#div3:hover{
     background-color: rgb(223, 188, 146);
     color: rgb(184, 140, 27);
}
main{

     width: 15%;
     height: 1000px;
     float: left;
     display: flex;
     flex-direction: column;
     justify-content: center;
     align-items: center;
}
section{
     width: 15%;
     height: 1000px;
     float: left;

}
aside{
     width: 15%;
     height: 1000px;
     float: left;
     margin-left: 100px;

}
header{
     height: 50px;
     width: 100%;
     margin-top: 0px;
     text-align: center;
     display: flex;
     flex-direction: column;
     justify-content: center;
     align-items: center;
}
#tablica {
     background-color: darkgreen;
     height: 40px;
     width: 15%;
     right: 20px;
     position: relative;
     color: white;
}