body{
    line-height : 1.5;
    color: black;
    background-color: white;
}
h1,h2,h3,h4,h5,h6{
    background-color : deepskyblue;
    padding-left: 5px;
}
pre {
	margin: 5px;
	padding: 5px;
	background-color : #eeeeee;
	border: 1px solid gray;
	border-width: 1px;
	border-style: solid;
}
blockquote {
	padding: 1px;
	background-color : whitesmoke;
}
dt{
  background-color : silver;
}
hr{
  color : blue;
}
.hot{
    font-weight: bold;
    background-color : orange;
}
.highlight {
	font-weight: bold;
	background-color: orange;
}
.check {
	font-weight: bold;
	color: red;
	background-color: yellow;
}
.kyoukasho {
	font-weight: bold;
	color: darkblue;
	background-color: silver;
}
div.hashtag {
//    width 40%;
//    float: right;
//    border-style: inset;
}
div.block_left {
    float: left;
    width: 50%;
//    margin: 5px 10px;
//    padding: 0px 10px;
}