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如何在c#类中添加css引导?_C#_Twitter Bootstrap - Fatal编程技术网

如何在c#类中添加css引导?

如何在c#类中添加css引导?,c#,twitter-bootstrap,C#,Twitter Bootstrap,我试图返回一个html字符串,我将发送电子邮件,它工作得很好,但我想添加引导风格,我不能这样做。我该怎么做 尝试 public static String getHtmlMessage(long numero, string descricao, decimal valor){ string absolute_url = HttpContext.Current.Request.Url.Authority; string html = ""; ht

我试图返回一个html字符串,我将发送电子邮件,它工作得很好,但我想添加引导风格,我不能这样做。我该怎么做

尝试

public static String getHtmlMessage(long numero, string descricao, decimal valor){

        string absolute_url = HttpContext.Current.Request.Url.Authority;
        string html = "";
        html += "<html>";
        html += "<head>"; 

        html += "<link rel=\"stylesheet\" href=\"https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css \" type=\"text/css\" >";

        html += "</head>";
        html += "<body>";
        html += "<img src=" + "https://" + absolute_url + "/Imagens/logo2.png" + " width=\"250\" />";
        html += "<h3>Message </h3>";
        html += "<ul class=\"list-group\">";
        html +=     "<li class=\"list-group-item\">" + "<strong>Data:</strong> " + DateTime.Now.ToString("dd/MM/yyyy - HH:mm:ss") + "</li>";
        html +=     "<li class=\"list-group-item\">" + "<strong>Nº.Sorte:</strong> " + String.Format("{0:000000}", numero) + "</li>";
        html +=     "<li class=\"list-group-item\">" + "<strong>Descrição:</strong> " + descricao + "</li>";
        html +=     "<li class=\"list-group-item\">" + "<strong>Valor(R$):</strong> " + String.Format("{0:N}", valor) + "</li>";
        html +=     "<li class=\"list-group-item\">" + "<strong>Total(R$):</strong> " + String.Format("{0:N}", valor) + "</li>";
        html += "</ul>";
        html += "<h5>Footer message</h5>";        
        html += "</body></html>";

        return html;
    }
公共静态字符串getHtmlMessage(长数字、字符串描述符、十进制值){
string absolute_url=HttpContext.Current.Request.url.Authority;
字符串html=“”;
html+=“”;
html+=“”;
html+=“”;
html+=“”;
html+=“”;
html+=“”;
html+=“消息”;
html+=“
    ”; html++“
  • ”+“数据:”+DateTime.Now.ToString(“dd/MM/yyyy-HH:MM:ss”)+“
  • ”; html+=“
  • ”+“Nº。排序:“+String.Format(“{0:000000}”,numero)+“
  • ”; html++“
  • ”+“描述:“+descripao+”
  • ”; html+=“
  • ”+“Valor(R$):“+String.Format(“{0:N}”,Valor)+“
  • ”; html+=“
  • ”+“总计(R$):“+String.Format(“{0:N}”,valor)+“
  • ”; html+=“
”; html+=“页脚消息”; html+=“”; 返回html; }
我以前也经历过这种痛苦,简单的回答是你不能。来自一篇关于css技巧的文章

你不能做的事情:。。。链接到外部样式表。没有多少电子邮件客户端支持此功能,最好还是忘记它。”

全文:

在布局和尺寸方面还有很多其他的造型问题。这肯定不像我想象的那么简单