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为什么我的iframe内容周围有空白区域?

[英]Why does my iframe content have an empty area around it?

I have created an iframe code that I want people to use as a widget on their website. 我创建了一个iframe代码,我希望人们将其用作其网站上的小部件。 This iframe will load a webpage which has a button and a counter. 此iframe将加载具有按钮和计数器的网页。 In the accessed page I've got a graphic. 在访问过的页面中,我有一个图形。

But the iframe is rendered in the browser with a white empty area around it. 但是iframe在浏览器中呈现,周围有一个白色的空白区域。 Why is this happening? 为什么会这样? Here's my code: - 这是我的代码: -

At the client side: 在客户端:

<script type="text/javascript">
    window.onload = function() {
        document.all.myframe.src = "blogup.aspx?url=" + window.location.href;
    }
</script>

<iframe id="myframe" height="75" width="235" scrolling="no" frameborder="0">
</iframe>

The page that should be displayed 应显示的页面

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="blogup.aspx.cs" Inherits="blogup" %>

<html xmlns="http://www.w3.org/1999/xhtml">
<body>
    <form id="form1" runat="server">
        <img style="float: left" src="images/blogup1.jpg" alt="Blogvani.com - Indian blogs aggregator" />
        <div style="font-family: Verdana; font-size: 16px; margin:0;padding:0;font-weight: bold; background: url('images/blogup2.jpg') no-repeat;
            height: 50; width: 44; padding: 22px 5px 5px 5px; text-align: center">
            <a href="javascript:voteup('<%= PostURL %>')" id="votecount" style="text-decoration: none;
                color: #026A88">115</a></div>
    <asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
    <asp:ScriptManager ID="ScriptManager1" EnablePageMethods="true" runat="server">
        <Services>
            <asp:ServiceReference Path="~/Services.asmx"             
        </Services>
    </asp:ScriptManager>

    </form>
</body>
</html>

Note: I am using inline css. 注意:我使用的是内联css。 Margin and padding are set to 0, yet the images are being displayed a little offset from top and left. 边距和填充设置为0,但图像从顶部和左侧稍微偏移显示。

Any ideas? 有任何想法吗?

您可能需要从<body>删除填充和边距。

I had a similar issue. 我有一个类似的问题。 The empty area is of the page in the iframe itself. 空白区域是iframe本身的页面。 I removed it by doing margin-left:-10px; margin-top:-10px 我通过margin-left:-10px; margin-top:-10px删除它margin-left:-10px; margin-top:-10px margin-left:-10px; margin-top:-10px in the stylesheet of the page contained in the iframe. margin-left:-10px; margin-top:-10px在iframe中包含的页面的样式表中。

Try This style code it will remove iframe surrounding empty space 试试这个样式代码它将删除围绕空白空间的iframe

<style>
    iframe { display:block; }
    html, body {
        border: 0px;
        margin: 0px;
        padding: 0px;
    }
    </style>

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