m\:m   {font-family:Times New Roman; font-style:italic; font-size:12pt}
m\:n    {letter-spacing:1.2pt} 

body    {
	      background-color:#dddddd;
	      margin-top:10px;
	      font-family:±¼¸²;
	      font-size:10pt;
	     	}
    
h1      	{
      	color: #0000ff;
      	border-bottom:2px solid green;
      	font-family: µ¸¿ò;
      	padding:3px;
      	letter-spacing:-1px;
      	font-size: 15pt;
      	}
table   {
		cellspacing:0px;
	      cellpadding:10px;
	      font-size:10pt;
      	}

h2   	{
	      color: #0033ff;
	      font-family: µ¸¿ò;
	      font-size: 14pt;
	      }

h3  		{
	      color: #009933;
	      font-family: µ¸¿ò;
	      font-size: 12pt;
      	}
p       	{
	      margin-top:1px;
	      margin-bottom:1px;
      	}

ol         {
	      cursor: hand;
      	margin-left:30px;
      	}
li		{margin-top:10px}
sup, sub	{
			font-size: 10pt;
			font-style: normal;	
 			}
i		{
		font-family:Times New Roman;
		font-size:11pt;
		}

.solution {
	      padding:10px;
      	width:580px;
      	}
.point    {
		margin-left:25px;
	      border-left:1px solid green;
	      border-top:1px solid green;
	      border-bottom:2px solid green;
	      border-right:2px solid green;
	      background-color:#f0f8f0;
	      padding:10px;
	      width:550px;
      }
.mleft30    {margin-left:30px}
.mleft50    {margin-left:50px}
.mfont	{
	      font-family:Times New Roman;
      	font-style:italic;
	      font-size:13pt;
	      }
 .on		{ display: block }