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我正在嘗試在我的母版頁上創建頁腳div。它有點不錯，但是當我運行我的網站時，我的頁腳下面有很多未使用的空間。我如何刪除它？我正在使用vs2012。出於某種原因，我不能在工作中使用jsfiddle。對不起，很長的職位。很多未使用的空間在我的頁腳下方「div」
我的HTML：
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title>Território Levita - Portal</title>
<script src="../js/jquery-1.9.1.js"></script>
<script src="../js/jquery.maskedinput.js"></script>
<link href="../css/StyleMaster.css" rel="stylesheet" />
<asp:ContentPlaceHolder ID="head" runat="server">
</asp:ContentPlaceHolder>
</head>
<body>
<form id="form1" runat="server">
<div id="header">
<h1><a href="#">Território Levita - Portal</a></h1>
</div>
<div id="menuNav">
<ul>
<li class="ativo"><a href="#">Principal</a></li>
<li class="temsub"><a href="#">Eventos</a>
<ul>
<li><a href="#">´~~´ç55,,.\\Visualizar Eventos</a></li>
<li><a href="#">Manter Eventos</a></li>
</ul>
</li>
<li class="temsub"><a href="#">Dados Pessoais</a>
<ul>
<li><a href="#">Visualizar dados Pessoais</a></li>
</ul>
</li>
</ul>
</div>
<div id="conteudo">
<asp:ContentPlaceHolder ID="content" runat="server">
</asp:ContentPlaceHolder>
</div>
<div id="footer">
<h3>"Mas, no tocante às cidades, às casas das cidades da sua possessão, direito perpétuo de resgate terão os levitas." Levítico 25:32 </h3>
</div>
</form>
</body>
</html>
我的CSS：
body {
min-width: 1024px;
min-height: 768px;
}
#header { /*Estilo do cabeçalho*/
background-color: #67BCDB; /*Cor de fundo*/
width: 95%; /*Comprimento - 95% da tela*/
margin: 0 auto; /*Margin: espaçamento entre o elemento e outro - tá 0 para top e bottom, e auto para left e right (alinha no centro)*/
height: 80px; /*Altura do header*/
line-height: 80px; /*Tamanho da linha. Como tá igual à altura, o texto fica no meio.*/
padding-left: 20px; /*Espaço entre a borda do header e o conteúdo - o elemento A*/
}
#header a { /*Estilo do texto do cabeçalho*/
text-decoration: none; /*Sem decoração no texto*/
color: #fff; /*Cor branca*/
}
#menuNav {
margin-left: 23px;
}
/*Menu*/
#menuNav > ul {
list-style: none; /*Tirando o estilo da lista de dentro da div*/
margin: 0;
padding: 0;
vertical-align: baseline;
line-height: 1;
}
#menuNav > ul { /*Container*/
display: block;
width: 20%;
float: left;
margin-top: 25px;
position: relative;
}
#menuNav > ul li { /*Contem links*/
display: block;
position: relative;
margin: 0;
padding: 0;
width: 150px;
}
#menuNav > ul li a { /*Estilo dos botões "pais"*/
display: block;
position: relative;
margin: 0;
border-top: 1px dotted #fff;
border-bottom: 1px dotted #d9d9d9;
padding: 11px 20px;
width: 100px;
/*Tipografia*/
font-family: Helvetica, Arial, sans-serif;
color: #3dafea;
text-decoration: none;
text-transform: uppercase;
font-size: 13px;
font-weight: 300;
background: #eaeaea;
}
#menuNav > ul > li > a:hover, #menuNav > ul > li:hover > a { /*Quando o mouse estiver por cima*/
color: #fff; /*Cor de texto branca*/
background: #54cdf1; /*Muda a cor de fundo para um azul*/
background: -webkit-linear-gradient(bottom, #54cdf1, #74d7f3); /*Gradientes para cor de fundo.*/
background: -ms-linear-gradient(bottom, #54cdf1, #74d7f3);
background: -moz-linear-gradient(bottom, #54cdf1, #74d7f3);
background: -o-linear-gradient(bottom, #54cdf1, #74d7f3);
border-color: transparent; /*Tira as bordas*/
}
/*A seta do submenu*/
#menuNav > ul .temsub > a::after {
content: '';
position: absolute;
top: 16px;
right: 10px;
width: 0px;
height: 0px;
border: 4px solid transparent;
border-left: 4px solid #3dafea;
}
#menuNav > ul .temsub > a::before {
content: '';
position: absolute;
top: 17px;
right: 10px;
width: 0px;
height: 0px;
/* Creating the arrow using borders */
border: 4px solid transparent;
border-left: 4px solid #fff;
}
/* Changing the color of the arrow on hover */
#menuNav > ul li > a:hover::after, #menuNav > ul li:hover > a::after {
border-left: 4px solid #fff;
}
#menuNav > ul li > a:hover::before, #menuNav > ul li:hover > a::before {
border-left: 4px solid rgba(0, 0, 0, .25);
}
/*submenus*/
#menuNav > ul ul {
position: absolute;
left: 150px;
top: -9999px;
padding-left: 5px;
-webkit-transition: opacity .3s ease-in;
-moz-transition: opacity .3s ease-in;
-o-transition: opacity .3s ease-in;
-ms-transition: opacity .3s ease-in;
}
/* Showing the submenu when the user is hovering the parent link */
#menuNav > ul li:hover>ul {
top: 0px;
opacity: 1;
}
#conteudo {
margin: 25px 50px 0 50px;
float: right;
width: 70%;
}
/*Rodapé*/
#footer {
clear:both;
width: 95%;
height: 80px; /*Altura do header*/
line-height: 80px;
background-color: #67BCDB;
margin: 10px auto 0 auto;
text-align: center;
}
#footer h3 {
color: #FFF;
}
[置頂頁腳（http://ryanfait.com/sticky-footer/）會解決這個問題 – Catalin
Moar Lorem存有將解決這個問題。 –
將'body'的'min-height：768px;'更改爲更小的值會發生什麼？ – apnorton