:root{
    --gap: 2px;

    --sudoku-cell-size:20px;

    --bg-main:#CFD2CF;
    --blue:#0776de;
    --lightblue:#c7e0f8;
    --bg-test:#EEF5FB;
    --red:#EB1D36;
    --white:#fbfdfe;
    --black:#3B4044;

    --border-radius:18px;
    --font-size: 0.8rem;
    --font-size2: 4rem;
    --grid-size:9;
    --fontFam:Arial, Helvetica, sans-serif;


}



.main-game{
    font-family: var(--fontFam);
    font-size: var(--font-size);
    display: grid;
    grid-template-rows: repeat(2,auto) 30px repeat(3,auto);
    grid-template-columns: 15px 1fr;
    grid-row: span;
    height: 100%;
    width: 95%;
    margin:10px;
    flex-direction: column;
    /*justify-items: center;*/
}
#main-grid{
    display: grid; /* layout is defined in app.js */
    gap: var(--gap);
    grid-row: 4/5;
    min-width: 100%;
    min-height: 50vh;
    grid-column: span;
    /*margin-left: 0px;*/
}
.main-game-sub{
    grid-column: 2/3;
}

#main-grid div{
    font-family: var(--fontFam);
    min-height: var(--sudoku-cell-size) ;
    min-width: var(--sudoku-cell-size);
    background-color: var(--white);
    color: var(--blue);
    font-size: var(--font-size);
    /*cursor: pointer;*/
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 7px;




}
#message{
    /* border: none;
     background-color: var(--white);
     color: var(--white);*/
    align-self: center;
    visibility: hidden;
    margin: 4px auto;
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap);
    /*grid-row: 5/6;*/
    border: none;
    box-shadow: 1px -2px 8px #9d9d9d, -3px 3px 8px #ffffff;
    height: 20px;
    border-radius: 10px;


}
#message::after{
    content: "/a";
    white-space: pre;
}

.secondContainer{
    grid-row: 2/3;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.bottomBar{
    grid-row: 6/7;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;

}
#error{
    grid-column: 3/4;
    display: flex;
    margin: auto;
    background-color: rgba(255,0,0,0.2);
    border-radius: var(--border-radius);
    padding: 5px;
    box-shadow:3px -3px 6px #9d9d9d, -2px 2px 3px #ffffff;



}
#counter{

    min-width:20px;
    margin:auto auto;
    display:inline-block;
    text-align: center;

}
#checkButton{
    grid-column: 1/2;
    display: block;
}

#newGame{
    grid-column: 2/3;
    margin: 4px;
    display: flex;
    justify-content: center;
    align-content: center;
}
#refreshButton{
    transition: 0.4s;
    border:none;
    padding: 5px;
    background-color: #2e80b3;
    color:white;
    font-size: var(--font-size);
    border-radius:var(--border-radius);

    box-shadow: 3px -3px 8px #9d9d9d, -3px 3px 8px #ffffff;
}
/*.sideBar{
    grid-column: 1/2;
    grid-row: 1/6;
    background-color: var(--blue);
}
   */
/*.bolder
{
    color: #EB1D36;
}*/
.horizontalDivide{
    /*border-bottom: 3px solid rgba(142, 169, 195,0.9);*/
    /*border: solid 4px rgba(#ffffff, .03);*/
    /*box-shadow: 0px 3px 3px #4F565B;*/
    border-bottom: 4px solid rgba(142, 170, 195,0.9);
    margin-bottom: 4px;

}
.verticalDivide{
    /*border-right: 1px solid #9d9d9d;*/
    /*box-shadow: 3px 0px 3px #4F565B;*/
    border-right: 3px solid #9d9d9d;
    margin-right: 4px;
}
#level{
    transition: 0.4s;
    margin: auto auto;
    border-radius: var(--border-radius);
    /*background: #c7e0f8;*/
    color:black;
    padding:5px;
    display:inline-block;
    align-content: center;
    /*background:#e0e0e0;*/
    box-shadow:3px -3px 8px #9d9d9d, -3px 3px 8px #ffffff;
}
#level:hover{
    background-color: white;
}
#levels{
    background-color: #c7e0f8;
    border: none;
    color: var(--blue);
    border-radius: var(--border-radius);
    padding: 2px;
    font-size: 10px;
}
#seconds, #tens {
    border-radius: var(--border-radius);
    /*background: #c7e0f8;*/
    color: #2e80b3;
    padding:5px;
    min-width:10px;
    margin:auto auto;
    display:inline-block;
    text-align: center;
    /*background:#e0e0e0;*/
    box-shadow:3px -3px 8px #9d9d9d, -3px 3px 8px #ffffff;
}
#timer{
    margin: auto auto;
    color: black;
}
h1{
    height: 20px;
    box-shadow:1px -3px 6px #9d9d9d, -3px 3px 8px #ffffff;
    padding: 10px 10px;
    border-radius: 30px;
    text-align: center;
    color: var(--black);
    font-size: 1rem;

}
#refreshButton:hover{
    color: #2e80b3;
    background-color: white;
}
#autoCheck{
    margin-right: 10px;
    margin-top: 10px;
}
.guideNum{
    width: 100%;
    max-width: 510px;
    flex-direction: row;
    margin-top: 8px;
    display: grid;
    grid-template-columns: repeat(9,1fr);
    justify-content: space-between;
    grid-row: 3/4;
}
.num{
    display: flex;
    color: cornflowerblue;
    font-size: 1em;
    font-weight: bold;
    justify-content: center;
    padding: 4px;
}
.guideNumRow{
    grid-column: 1/2;
    grid-row: 4/5;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    margin: 0 auto;



}
#topPadding{
    grid-column: 1/2;
    grid-row: 1/4;

}
#bottomPadding{
    grid-column: 1/2;
    grid-row: 5/7 ;

}
.num:nth-child(3n){
    color: black;
}
#snackbar {
    visibility: hidden;
    background-color: #185E8A;
    min-width: 250px;
    margin-left: -125px;
    color: #fff;
    text-align: center;
    border-radius: 2px;
    padding: 16px;
    position: fixed;
    z-index: 1;
    left: 50%;
    top: 30px;
}


#digits {
   grid-row: 5/6;
    width: 100%;
    height: 50px;

    margin: 7px auto;
    display: flex;




}

.number {
    width: 100%;
    min-width: var(--sudoku-cell-size);
    min-height: var(--sudoku-cell-size);
    /*max-height: 30px;*/
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--fontFam);
    margin: 2px;
    box-shadow:0px -0px 4px #9d9d9d, -0px 4px 4px #9d9d9d;


    /* Text */


    display: flex;
    justify-content: center;
    align-items: center;
}

.number-selected {
    background-color: #d2d6da !important;
}
.tileselected{
background-color: #185E8A;
    color: #c7e0f8;

}


#snackbar.show {
    visibility: visible;

    -webkit-animation: fadein 0.5s, fadeout 0.5s 2.5s;
    animation: fadein 0.5s, fadeout 0.5s 2.5s;
}

/* Animations to fade the snackbar in and out */
@-webkit-keyframes fadein {
    from {top: 0; opacity: 0;}
    to {top: 30px; opacity: 1;}
}

@keyframes fadein {
    from {top: 0; opacity: 0;}
    to {top: 30px; opacity: 1;}
}

@-webkit-keyframes fadeout {
    from {top: 30px; opacity: 1;}
    to {top: 0; opacity: 0;}
}

@keyframes fadeout {
    from {top: 30px; opacity: 1;}
    to {top: 0; opacity: 0;}
}