html{
    background-color: orange; 
    overflow-x: hidden;
}
header{
    border-radius: 10px;
    background-color: black;
    margin-bottom: 6em;
}
h1{
    font-size: 3em;
    color: white;
    text-align: center;
}
.game {
    display: flex;
    flex-direction: column;
    align-content: center;
    justify-content: center;
    margin-left: auto;
    /* position: relative;
    left: 36em; */
}
table, tr, td {
    border: 1px solid black;
    background-color: white;
    font-size: 1.5em;
}
.timer {
    background-color: chartreuse;
    display: block;
    align-self: center;
    /* margin-right: 90%; */
}
.popup{
    position: absolute;
    align-self: center;
    width: 20em;
    height: 20em;
    background-color: grey;
    display: flex;
    flex-direction: column;
    /* position: absolute;
    left: -6em; */
}
.popup-text{
    /* position: relative; */
    /* left: 1.5em; */
    font-size: 4em;
    align-self: center;
    /* margin-bottom: -2em; */
}
.new-game-btn{
    margin-top: 0em;
    align-self: center;
}
.popup>button{
    /* position: relative;
    top: 8em;
    left: 7em; */
    width: 10em;
    height: 10em;
}
.undisplayed{
    display: none;
}
.dif-btn{
    align-self: center;
    /* position: relative;
    right: 2.1em; */
}
.minesweep-table{
    align-self: center;
}
@media (max-width: 208px){
    .dif-btn{
        display: flex;
        flex-direction: column;
    }
    .popup{
        height: 23em;
    }
    
}