開発者ツールの何もボディが空白の上にあることを示していないため、なぜこれが起こっているのかわかりません。空白の上に表示される唯一のものは、開発者要素ツールで、ソース コードの html の上にマウスを置いたときです。
私はbody
margin
0 に設定しているので、空白がある理由がわかりません。
何が原因なのか誰にも考えがありますか?
<body>
<header class="header">
<div class="header_wrap">
<span class="nav-btn"></span>
<ul class="nav_list">
<a href="/"><li>Home</li></a>
<a href="Spray-Foam-Insulation-Material-Suppliers"><li>Spray Foam Insulation</li></a>
<a href="Portable-Spray-Foam-Kits"><li>Portable Spray Foam Kits</li></a>
<a href="Polyurea"><li>Polyurea</li></a>
<a href="Personal-protective-equipment"><li>Personal Protective Equipment</li></a>
<a href="Spray-Foam-Equipment-Financing"><li>Financing</li></a>
<a href="Contact-us"><li>Contact us</li></a>
</ul>
</div>
</header>
<div id="lower-header">
<div id="logo-wrap">
<a href="/"><img src="http://sprayfoamequipmentinsider.com/images/SFEI Logo & CSS/Spray Foam equipment insider 3.jpg" id="header-logo1"></a>
<a href="PMC-spray-foam-equipment"><img src="http://sprayfoamequipmentinsider.com/images/Contractor Images/top ad.png" id="header-logo2"></a>
</div>
<div id="topnav">
<ul>
<a href="Spray-Foam-Parts-Repairs-Techs"><li class="last">TECH/PARTS/REPAIRS</li></a>
<a href="Spray-Foam-school"><li>SPRAY FOAM SCHOOL</li></a>
<a href="Used-For-sale-Spray-Foam-Insulation-Rigs-Machines"><li>USED/BUY/SELL</li></a>
<a href="Spray-Foam-Rigs"><li>SPRAY FOAM RIGS</li></a>
<a href="Spray-Foam-equipment"><li>SPRAY FOAM EQUIPMENT</li></a>
</ul>
</div>
<br class="clear" />
</div>
body{margin:0; padding:0; font-size:13px; font-family:Georgia, "Times New Roman", Times, serif; color:#666666; background-color:#FFFFFF;}
.header {
margin: 0;
background-color: #333;
height: 50px;
}
.header_wrap {
text-align: center;
margin: 0 auto;
position: relative;
}
.nav-btn {
display: none;
}
.nav_list {
text-decoration: none;
background: #333;
color: #FFF;
list-style: none;
position: relative;
z-index: 1;
}
.nav_list > a {
display: inline-block;
padding: 15px 12px;
text-decoration: none;
transition: ease-in-out .5s;
}
.nav_list > a:first-child {
padding-left: 0px;
margin: 0;
}
.nav_list > a > li {
text-decoration: none;
font-size: 1.1em;
color: #FFF;
}
#topbar {
display:block;
position:relative;
width:960px;
margin:0 auto;
}
/* ----------------------------------------------Header------------------------------------- */
#lower-header {
margin: 0 auto;
padding: 10px 0 20px;
z-index: 1;
color: #666666;
background: #000000;
border-bottom: 1px solid #363636;
width: 100%;
overflow: hidden;
}
#logo-wrap {
width: 960px;
margin: 0 auto;
}
#header-logo1 {
float: left;
width: 400px;
height: 93px;
}
#header-logo2 {
float: right;
width: 310px;
height: 75px;
}
#header-logo1, #header-logo2 {
border: none;
}
/*#lower-header h1, #header p, #header ul{margin:0; padding:0; list-style:none; line-height:normal;}*/
#topnav {
float: left;
padding-top: 22px;
width: 100%;
text-align: center;
font-size: 1.1em;
background: #000000;
font-family: Georgia, "Times New Roman", Times, serif;
}
#topnav li {
display: inline-block;
padding: 10px 12px 0 12px;
border-top: 2px solid transparent;
}
#topnav li:hover {
border-top: 2px solid #0C3;
color: #0C3;
}
#topnav a li {
color: #FFF;
line-height: 1.3em;
text-decoration: underline;
}