html{
    height:100%;
  }
  body{
    height:100%;
    min-width: 400px;
    margin:0;
    
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }
  
  .container{
    position: absolute;
    bottom: 0; top: 0; left: 0; right: 0;
    text-align: center;
  }
  .center{
    margin: 0 auto;
  }
  
  .btn{
    margin: 8px 4px 0;  
  }
  .btn{
    width: 172px;
    height: 28px;
  }
  
  .line{  
    height: 2em;
  }
  .word, .clue{
    display: inline-block;
    height: 1.5em;  
    padding: 0 5px;
  }
  .word{
    text-align: right;  
    width: 100px;
  }
  .clue{
    width: 500px;
  }
  
  
  .crossword{
    display: block;  
    background-color: rgb(32,32,32);  
  }
  .square{  
    margin: 0 1px 1px 0;
    display: inline-block;
    font: 24px Calibri;
    width: 1.25em;
    height: 1.25em;
    line-height: 1.25em;
    vertical-align: middle;
    
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
  }
  .letter{
    background-color: rgb(255,255,255);
     
    -webkit-touch-callout: text;
    -webkit-user-select: text;
    -khtml-user-select: text;
    -moz-user-select: text;
    -ms-user-select: text;
    user-select: text;
  }
  .char:focus{
    -webkit-box-shadow: 0 0 0 2px rgba(255,32,32,1);
    -moz-box-shadow: 0 0 0 2px rgba(255,32,32,1);
    box-shadow: inset 0 0 0 2px rgba(255,32,32,1);  
  }
  .char {
    font-size:24px;
    text-transform: uppercase;
    outline: 0;
    border: 0;
    padding: 0;
    margin: -1px 0 0 -1px;
    width: 1.35em;
    height: 1.35em;
    text-align: center;
    background: none; 
  } 
  
  .hide{
    visibility: hidden;
  }
  
  .clueReadOnly
  {
    border: 0 ;
    outline: 0;
    color:#303030 !important;
    background:none;
  }