#conbase {
margin:auto;
}



#main_docs h3 {
clear:both;
margin-top:0px;
margin-bottom:20px;
font-size:24px;
line-height:34px;
font-weight:normal;
border-bottom:1px solid #888;
background-image:url(images/h3_tsubame.gif);
background-position:bottom left;
background-repeat:no-repeat;
padding:0px 0px 0px 42px;
}

#main_docs h4 {
clear:both;
margin-top:30px;
margin-bottom:20px;
font-size:16px;
line-height:24px;
}

#main_docs p {
margin-top:15px;
margin-bottom:15px;
}

#main_docs dl.info {
/*height:70px;*/
width:530px;
/*overflow:auto;*/
margin-top:15px;
margin-bottom:30px;
}
#main_docs dl.info dt {
float:left;
width:80px;
}
#main_docs dl.info dd {
float:left;
width:420px;
margin:0px;
}
#main_docs .shien {
margin:20px 0px;
}

#left_menu {
float:left;
width:200px;
}

#left_menu ul.menu {
/* ‰¡•‡Œv200px */
width:188px;
margin:0px;
padding:5px;
border:1px solid #ccc;
background-color:#eee;
list-style:none;
border-radius:4px;
}
#left_menu ul.menu li {
}
#left_menu ul.menu li a {
display:block;
width:166px;
background-color:#fff;
border-bottom:1px solid #ddd;
margin:0px;
padding:5px 10px;
text-decoration:none;
font-size:14px;
}
#left_menu ul.menu li a:hover {
background-color:#7680a4;
color:#fff;
}
#left_menu ul.menu li a.active {
font-weight:bold;
}


#main_docs {
/*width:456px;*/
width:480px;
float:left;
margin-left:20px
}


#main_docs .btn01 {
margin-top:10px;
margin-bottom:10px;
}
#main_docs .btn01 a {
/*background-image:url(/common_img/btn_157_50.jpg);*/
display:block;
width:157px;
height:50px;
text-align:center;
line-height:50px;
text-decoration:none;
font-weight:bold;
border:1px solid #ccc;
border-radius:8px;
background-color:#eee;
}

#main_docs .btn_half {
margin:5px;
width:337px;
}
#main_docs .btn_half a {
display:block;
height:50px;
text-align:center;
line-height:50px;
text-decoration:none;
font-weight:bold;
border:1px solid #ccc;
border-radius:8px;
background-color:#eee;
}


#main_docs .img-right {
float:right;
margin:0px 10px 10px;
}
#main_docs .img-left {
float:left;
margin:0px 10px 10px;
}

.twtr-widget {
margin:20px 0px;
}
.twtr-doc {
border:1px solid #ccc;
}
.twtr-hd h3,.twtr-hd h4 {
background:none;
border:none;
clear:none;
display:block;
}