.gyoukan_160 {  line-height: 160%}
.gyoukan_120 { line-height: 120%}
.gyoukan_240 { line-height: 240%}
a {  text-decoration: none}
a {  }
a:hover {  color: #FF00FF}
.marker_blue {  background-color: #66FFFF}
.marker_green {  background-color: #66FF66}
.marker_yellow {  background-color: #FFFF66}
.marker_pink {  background-color: #FF66FF}
.underline {  text-decoration: underline}
.marker_navy {  background-color: #000033}