body{
 font-family: arial, helvetica, sans-serif;
 background-color: #FFFFCC; 
}
div.main{
 position: absolute; left: 170px; 
 top: 65px; 
 margin-right: 10px; 
}
.linkhead{ font-size:20px; text-align:left; color:blue; }


.content{
 min-width: 560px;
 max-width: 960px;
 margin: auto;
}

.grey{
 background-color: #CCCCCC; 
}
.white{
 background-color: #FFFFFF; 
}
.red{
 color:#cc0000;
}
.green{
 color:green;
}
.blue{
 color:#0000cc;
}
.black{
 color:#000000;
}
.pale{
 color:#999999;
}
.purple{ color:purple; }

.xlarge{font-size: 36px; }
.large{ font-size: 30px; } 
.mediumlarge{ font-size: 27px; } 
.medium{ font-size: 24px; } 
.mediumsmall{ font-size: 20px; } 
.small{ font-size: 15px; }
.heading{
 font-size: 27px;
 font-weight: bold;
 color: #000066;
}

.left{
 text-align: left;
}
.centre{
 text-align: center;
}
.just{
 text-align: justify;
}
.right{
text-align: right;
}
.topp{
 vertical-align:top;
}
.middle{
 vertical-align:middle;
}
.bottom{
 vertical-align: bottom;
}

.border0{ border-style: none; }
.border1{ border-width: 1px; }
td.norm{ border:1px solid gray; empty-cells:show; font-size:24px; }
th.norm{ border:1px solid gray; empty-cells:show; font-size:24px; }
td.norms{ border:1px solid gray; empty-cells:show; font-size:24px; }

.inde{
    width:185px;
    max-width:240px;
}

a.link1{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 185px;
 height: 60px;
 text-align: center;
 line-height: 60px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:7px;
 margin-bottom:7px;
}
a.link1:hover{
 background-color: #ccffcc;
 color: maroon;
}

a.link2{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 100px;
 height: 40px;
 text-align: center;
 line-height: 40px;
 display: inline-block;
 border: 1px solid black;
 font-size: 16px;
 margin-top:7px;
 margin-bottom:7px;
}
a.link2:hover{
 background-color: #ccffcc;
 color: maroon;
}

a.link3{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 185px;
 height: 40px;
 text-align: center;
 line-height: 40px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:7px;
 margin-bottom:7px;
}
a.link3:hover{
 background-color: #ccffcc;
 color: maroon;
}

a.link4{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 150px;
 height: 30px;
 text-align: center;
 line-height: 30px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:3px;
 margin-bottom:3px;
}
a.link4:hover{
 background-color: #ccffcc;
 color: maroon;
}
a.link5{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 350px;
 height: 30px;
 text-align: center;
 line-height: 30px;
 display: inline-block;
 border: 1px solid black;
 font-size: 13px;
 margin-top:3px;
 margin-bottom:3px;
}
a.link5:hover{
 background-color: #ccffcc;
 color: maroon;
}
a.link6{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 120px;
 height: 30px;
 text-align: center;
 line-height: 30px;
 display: inline-block;
 border: 1px solid black;
 font-size: 18px;
 margin-top:3px;
 margin-bottom:3px;
}
a.link6:hover{
 background-color: #ccffcc;
 color: maroon;
}
a.link7{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 280px;
 height: 30px;
 text-align: center;
 line-height: 30px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:3px;
 margin-bottom:3px;
}
a.link7:hover{
 background-color: #ccffcc;
 color: maroon;
}

a.link8{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 125px;
 height: 30px;
 text-align: center;
 line-height: 30px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:3px;
 margin-bottom:3px;
}
a.link8:hover{
 background-color: #ccffcc;
 color: maroon;
}

a.link9{
 color: black;
 text-decoration: none;
 background-color: #ffff66;
 width: 185px;
 height: 28px;
 text-align: center;
 line-height: 28px;
 display: inline-block;
 border: 1px solid black;
 font-size: 20px;
 margin-top:7px;
 margin-bottom:7px;
}
a.link9:hover{
 background-color: #ccffcc;
 color: maroon;
}

table.ref{
  table-layout: fixed;
  width: 600px;
}
.width600{
 width: 600px;
}
.width370{
 width: 370px;
}
.width200{
 width: 200px;
}
.width190{
 width: 190px;
}
.width160{
 width: 160px;
}
.width150{
 width: 150px;
}
.width100{
 width: 100px;
}
.width80{
 width: 80px;
}
.width50{
 width: 50px;
}
.width35{
 width: 35px;
}
.width20{
 width: 20px;
}
.width80pc{
 width: 80%;
}
.width50pc{
 width: 50%;
}

.height20{
 height: 20px;
}
.lheight20{
 line-height: 20px;
}

.height30{
 height: 30px;
}
.lheight30{
 line-height: 30px;
}
.lheight36{
 line-height: 36px;
}


.border0{
 border-style:none;
}
.border1{
 border:1px solid black;
}



td.norm{
 color:black;
 font-size: 24px;
 border: 1px solid black;
}
td.head{
 color:#0000cc;
 font-size: 24px;
 border: 1px solid black;
}
td.w{ color:brown; font-size: 20px; border: 1px solid gray; }
td.h{ color:blue; font-size: 22px; text-align:center; border: 1px solid gray; }
td.n{ color:blue; font-size: 20px; border: 1px solid gray; }
td.p{ color:green; font-size: 20px; border: 1px solid gray; }
td.m{ color:purple; font-size: 20px; border: 1px solid gray; }


.letter { font-size: 22px;}
.letter2 { font-size: 50px;}
div.big{ font-size: xx-large; color: blue}
.quest{ font-size: 30px; color: blue; font-weight: bold}
.answer{ font-size: 30px; color: green; font-weight: bold}



table.gr{ border-collapse: collapse; }
td.lt{ border-top: 1px solid black; }
td.lb{ border-bottom: 2px solid black; }
td.ll{ border-left: 1px solid black; }
td.lr{ border-right: 1px solid black; }
td.bt{ border-top: 3px solid black; }
td.bb{ border-bottom: 3px solid black; }
td.bl{ border-left: 3px solid black; }
td.br{ border-right: 3px solid black; }
td.gn{ font-size: medium; vertical-align: top; text-align: center; }
td.sel{ background-color="#FFFF66"; }
td.black{ background-color=black; }
td.all{ border: 1px solid black; }
td.gl{ font-size: x-large; color: blue; vertical-align: middle; text-align: center; }
td.gg1{ font-size: x-large; vertical-align: middle; text-align: center; }
table.fix{ table-layout: fixed; width: 350px;}
td.w60{ width: 60px; }
td.w90{ width: 90px; }
td.w100{ width: 100px; }
td.b20{ width: 20px; height: 20px; font-size: medium; color: blue; vertical-align: middle; text-align: center; border: 1px solid black; }
td.b70{ width: 70px; height: 70px; font-size: xx-large; color: blue; vertical-align: middle; text-align: center; border: 1px solid black; }
td.white{ background-color: #ffffff; }
td.grey{ background-color: #777777; }
td.all{ width: 35;} 

.gr0{ height:25px; width: 20px; }
.gr1{ height:40px; width: 40px; }
.gr2{ height:40px; width: 90px; }

.sym{ font-size: large; width: 40px; }
.bad{ background-color: pink; }

button.huge{ font-size: xx=large; }

/* for all screens */
#rotateScreen {display: none;}
/* only when orientation is in portrait mode */
@media all and (orientation:portrait) { #rotateScreen { font-size: 24px; display: block; } }

.nomargin{
  border-collapse: collapse;
  border-spacing: 0;
}
.middle{
 vertical-align: middle;
}

code{
 background-color: #ffffff;
}

.hscroll{
 width: calc(100vw - 200px);
 overflow-x: scroll;
}