メールフォームより御要望頂いたので、CSS差し替えでできるよう調整しました。

このテンプレートをご利用頂く場合は、「プラグイン｣の「カレンダー｣を使用しない形にして下さい。
デフォルトで組み込んであるので、二重表記になってしまいます。
また、カレンダー以外のプラグインはインライン表示にしてあるので、幅の関係で横バーが出てきちゃうんですよ。
一応、メールフォーム等の幅はおさまるように変更してみました。

追記からどうぞ。

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html{ scrollbar-arrow-color: #936; scrollbar-base-color: #936; scrollbar-face-color: #444444; scrollbar-highlight-color: #936; scrollbar-3d-light-color: #936; scrollbar-shadow-color: #936; scrollbar-track-color: #444444; scrollbar-darkshadow-color: #936;}
#all{ background-image:url('http://blog.cnobi.jp/v1/blog/user/b95ef955d8ebb283417eed0e2abb5e02/1186128318'); background-position:top center; background-repeat:no-repeat; font-family:"MS UI Gothic","Osaka","sans-serif";
width:100%; height:100%; overflow:auto; filter:chroma(color=#444444);}
body { text-align:center;
font-size:12px; margin:0px; color:#fff; background-color:#000;}
.EntryTextBox img{ background: #fff; border: 1px solid #000; margin: 0px 10px 5px 0px; padding: 5px;}
.EntryTextBox pic{ background: #fff; border: 1px solid #000; margin: 0px 10px 5px 0px; padding: 5px;}
input,textarea{ border:solid 1px #936; background-color:#000;color:#fff;}
.textarea_parts{ width:150px;border:solid 1px #936; background-color:#000; color:#fff;}
.btn { border:solid 1px #936; background-color:#000; color:#fff;}
.box{ border:solid 1px #936; background-color:#000; margin-bottom:10px;color:#fff;}
td { text-align:center; font-size:12px;}
table{ border-collapse: collapse;}
a:link { color:#fff; text-decoration:none; }
a:visited{ color:#fff; text-decoration:none; }
a:hover { color:#fff; text-decoration:underline; }
a:active { color:#fff; text-decoration:line-through; }
.emoji { vertical-align:middle;}
#LayoutBlock { width:700px; height:700px; text-align: center; margin:auto; padding:0px; text-align:center;}
.left { text-align:left;}
.center { text-align:center;}
.right { text-align:right;}
#TopBlock { width:100%; height:150px; text-align:left; margin: 0px;}
#TopTitle { padding: 90px 400px 0px 120px; font-size:20px; font-weight:bold; color:#000;}
#TopTitle a:link { text-decoration:none; color:#000;}
#TopTitle a:visited{ text-decoration:none; color:#000;}
#TopTitle a:active { text-decoration:line-through; color:#000;}
#TopTitle a:hover { text-decoration:underline; color:#000;}
#TopExplanation { padding: 5px 380px 0px 100px; text-align: left;}
#AdminBlock{ height: 25px; text-align: right; padding:5px 50px 0px 50px; color:#936; }
#AdminBlock a:link { text-decoration:none; color:#936;}
#AdminBlock a:visited{ text-decoration:none; color:#936;}
#AdminBlock a:active { text-decoration:line-through; color:#936;}
#AdminBlock a:hover { text-decoration:underline; color:#936;}
#LayoutBody { width:700px; height: 500px; margin:auto; padding:0px;}
#LeftBlock{ width: 200px; float: left; margin:0px 0px 0px 5px; padding: 0px 0px 0px 0px;}
#FooterBlock { width : 100%; clear:both; text-align: center; padding:10px 0px 10px 0px; color:#fff;}
#LayoutPlugin{ filter:chroma(color=#444444); width: 200px; height:310px; overflow:scroll; scroll:auto; float: left; margin:0px 5px 0px 0px; padding: 0px 0px 0px 0px;}
#care { width : 100%; height:150px; clear:both; text-align: center; padding:10px 0px 0px 0px; color:#fff;}
.carePluginTitle { border-bottom:dashed 1px #936; text-align: center; font-weight:bold; font-size:13px; padding:5px 20px 5px 20px; margin:5px 20px;}
.CalendarMoveTable { font-weight:bold; padding:3px; width:170px; height:15px; vertical-align: middle;}
.CalendarMoveTr {padding:10px; }
.CalendarTable { width:170px; padding:3px 0px 10px 0px;}
.CalendarWdayTr { font-size: 12px; padding:3px;}
.CalendarWdaySun { color:f36;}
.CalendarWdaySat { color:39f;}
.CalendarTr { vertical-align: middle;}
.CalendarTdSun { vertical-align: middle; color:f36;}
.CalendarTdSat { vertical-align: middle; color:39f;}
.CalendarTd { vertical-align: middle;}
.CalendarTdLink { font-weight:bold; background-color:#FFF; vertical-align: middle; padding:2px 0px 0px 0px;}
.CalendarTdLinkFont { color:#956A7E; vertical-align: middle;}
.Plugin { text-align: left; clear:both;}
.PluginInner { width:180px; background-image:url('http://bfile.shinobi.jp/1251/P-pt.gif'); background-position:top left; background-repeat:no-repeat; margin: 20px 0px 20px 0px; padding: 0px; color: #fff;}
.PluginTitle { border-bottom:dashed 1px #936; text-align: center; font-weight:bold; font-size:13px; padding:30px 20px 5px 20px; margin:0px 20px;}
.PluginExplanation { margin: 0px; padding: 0px 10px 0px 10px;}
.pluginContents { padding: 0px; font-size:11px; text-align: center; padding: 10px 10px 0px 10px;}
.PluginFooter{ height:10px; padding: 0px; font-size:11px; text-align: center;}
.plugin_data { text-align:left; padding:0px; font-size: 12px;}
.plugin_data_date { text-align:right; font-size: 10px;}
#EntryBlock { width:470px; height: 460px; filter:chroma(color=#444444); overflow:scroll; scroll:auto; float: left; text-align: left; margin: 0px 0px;}
.EntryInner { border:double 3px #906; padding: 0px; text-align: left; margin: 20px 10px;}
.EntryTitle { text-align: center; font-size:14px; font-weight:bold; padding:10px 20px 5px 20px; margin: 0px 10px 0px 10px;}
.EntryTextBox { margin: 0px;}
.EntryText { padding: 10px 15px 0px 15px; line-height:140%;}
blockquote{ background-color:#956A7E; border-right:dashed 1px #ccc; border-bottom:dashed 1px #ccc; padding:10px;}
.EntryPsText { padding: 0px 20px 0px 20px; text-align: right;}
.EntryFooter { padding:10px; text-align:right;}
.EntryDate { border-bottom:dashed 1px #906; text-align: right; padding-right:20px; padding-bottom:5px;}
.EntryWriteDate { margin-left: 5px;}
.EntryCategory { margin-left: 5px;}
.EntryComment { margin-left: 5px;}
.EntryTrackback { margin-left: 5px;}
.PageLinkBlock{ width:100%; text-align:center; padding:10px;}
.CommentBlock{ padding:10px 0px;}
.CommentMenuTitle{ padding-left:30px; text-align: left;}
.CommentTextBox{ margin: 25px 0px;}
.Commentbody{ border:dashed 1px #903; margin:5px 25px;}
.CommentTitle{ height:20px; text-align: left; padding-top:5px; padding-left:35px;}
.CommentTitleh{ text-align: left; padding-left:15px; margin:5px;}
.CommentText{ padding: 10px 10px 10px 20px;}
.CommentFooter{ text-align:right; padding: 10px;}
.CommentUserName{ margin-left: 5px; font-weight:bold;}
.CommentURL{ margin-left: 5px;}
.CommentWriteDate{ margin-left: 5px;}
.CommentEdit{ margin-left: 5px;}
.CommentFormBlock{ margin-bottom:20px;}
.CommentFormTh{ font-size:10px; font-weight:bold; padding:3px 5px; text-align:right; color:#fff;}
.CommentFormTd{ padding-top:5px; text-align:left;}
.CommentFormSubmit{ font-size:10px; margin-left:5px; width:80px; height:18px; }
.CommentForms{ border:solid 1px #903; color:#000; font-size: 12px;}
.TrackbackBlock{ padding:10px; margin: 20px 0px; color:#fff;}
.TrackbackMenuTitle{ text-align: left; color:#fff;}
.TrackbackTextBox{ margin: 5px 0px; color:#fff; border:solid 1px #666;}
.TrackbackTitle{ text-align: left; color:#fff; font-weight:bold; border-bottom:solid 1px #666; padding-top:10; padding-right:10; padding-bottom:5; padding-left:10;}
.TrackbackText{ padding: 10px; line-height:140%; font-size:12px; color:#fff;}
.TrackbackFooter{ text-align:right; padding:5px; color:#fff;}
.TrackbackUserName{ margin-left: 5px; color:#fff;}
.TrackbackFromURL{ margin-left: 5px; color:#fff;}
.TrackbackWriteDate{ margin-left: 5px; color:#fff;}
.TrackbackURLTitle{ text-align: left; font-size: 12px; margin-left: 30px; color:#fff;}
.CommentResBlock { padding:0px 5px 5px 30px; margin: 0px ;}
.CommentResBox { background-color:#956A7E; border-right:dashed 1px #ccc; border-bottom:dashed 1px #ccc; padding:5px;}
.CommentResTitle { font-size:12px; font-weight:bold;}
.CommentResText { padding:10px 0px 0px 10px; }
.CommentResheader { text-align:right; margin:5px 0px; font-weight: bold;}
.CommentResFooter { text-align:right; margin:5px 0; }