.mainPage{
    
    margin:10px;
    padding: 10px;
    background: lightgrey;
    color:black;
    cursor: pointer;
    font-weight: bold;
    box-shadow: 0px 0px 0.5px 0.5px gray;
    
}

.mainPage:hover{
    background: gray;
    color:lightgrey;
}