body { 
    margin:0;
}

img {
    border:0;
}

.clearfix:after {
    content: ".";
    display: block; 
    clear: both;
    height: 0;
    visibility: hidden;
}

.clearfix {
    min-height: 0px;
}

* html .clearfix {
    height: auto;
    overflow: hidden;
}

#headBox {
    width:100%;
    height:40px;
    background-color:#000;
    text-align:left;
    overflow: hidden;
}

#headBox .titleBox {
    float:left;
    margin-left:20px;
    display:inline;
}

#headBox .btnBox {
    float:left;
    width:160px;
    height:24px;
    margin:8px 0 8px 30px;
    display:block;
    background:url("image/btn.gif");
}

#headBox .btnBox:hover {
    background-position:0 -24px;
}

#footBox {
    width:100%;
    height:90px;
    background:#000 url("image/logo_we.gif") 0px 4px no-repeat;
    text-align:center;
}

#footBox .copyBox {
    width:100%;
    margin:auto;
    padding-top:12px;
    z-index:1;
    position:absolute;
    font-size:12px;
    color:#fff;
    background:url("image/copyright.gif") bottom center no-repeat ;
}

#footBox .btntopBox {
    width:140px;
    height:18px;
    display:block;
    margin: 5px 10px 0 0;
    z-index:2;
    position:absolute;
    top 100px;
    right: 20px;
    background:url("image/btn_top.gif");
}


.darkgreen-text {
    color: #006400;  /* ダークグリーン */
    font-size: 1.5em; /* 少し小さく */
}

.orange {
    color: orange;
    font-size: 1.4em; /* 統一されたフォントサイズ */
}