.bg_img
{
    background-image: url('.\\bg.png');
    min-height: 880px;
}
.nmbr1::first-letter
{
   visibility: hidden;
   text-align: center;
   user-select: none;
}
.nmbr1
{
   user-select: none;
}
.nmbr2
{
   user-select: none;
}
#history
{
   line-height: 22px;
   overflow-wrap: break-word;
}