.numArea{
    position: absolute;
    width:60px;
    height:40px;
    text-align: center;
}

.ynum{
    position: absolute;
    width:60px;
    height:40px;
    text-align: center;
}

.numTextImg{
	width:auto;
	height:auto;
	max-width:100%;
	max-height:100%;
}

.numArea{
    position:absolute;
    text-align: center;
    cursor: pointer;
    box-sizing: border-box;
}

.numText{
    position:absolute;
}

.num_fusen{
    position:absolute;
    width:50px;
    height:40px;
    background-color:rgb(255,160,160);
    cursor:pointer;
    z-index:999;
    display:none;
}

.x3Area{
    position:absolute;
    text-align: center;
    cursor: pointer;
    box-sizing: border-box;
}

.up10{
    z-index: 10;
}

.up9{
    z-index: 9;
}

.up8{
    z-index: 8;
}

.formula{
    display: none;
}

.normal{
    display: none;
}