ecco l'esempio:
codice HTML:
<!DOCTYPE html>
<html>
<head>
<title>dottore</title>
<!--
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-->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<style type="text/css">
/* CLIENT-SPECIFIC STYLES */
body, table, td, a{-webkit-text-size-adjust: 100%; -ms-text-size-adjust: 100%;} /* Prevent WebKit and Windows mobile changing default text sizes */
table, td{mso-table-lspace: 0pt; mso-table-rspace: 0pt;} /* Remove spacing between tables in Outlook 2007 and up */
img{-ms-interpolation-mode: bicubic;} /* Allow smoother rendering of resized image in Internet Explorer */
/* RESET STYLES */
img{border: 0; height: auto; line-height: 100%; outline: none; text-decoration: none;}
table{border-collapse: collapse !important;}
body{height: 100% !important; margin: 0 !important; padding: 0 !important; width: 100% !important;}
/* iOS BLUE LINKS */
a[x-apple-data-detectors] {
color: inherit !important;
text-decoration: none !important;
font-size: inherit !important;
font-family: inherit !important;
font-weight: inherit !important;
line-height: inherit !important;
}
/* MOBILE STYLES */
@media screen and (max-width: 525px) {
/* ALLOWS FOR FLUID TABLES */
.wrapper {
width: 100% !important;
max-width: 100% !important;
}
/* ADJUSTS LAYOUT OF LOGO IMAGE */
.logo img {
margin: 0 auto !important;
}
/* USE THESE CLASSES TO HIDE CONTENT ON MOBILE */
.mobile-hide {
display: none !important;
}
.img-max {
max-width: 100% !important;
width: 100% !important;
height: auto !important;
}
/* FULL-WIDTH TABLES */
.responsive-table {
width: 100% !important;
}
/* UTILITY CLASSES FOR ADJUSTING PADDING ON MOBILE */
.padding {
padding: 10px 5% 15px 5% !important;
}
.padding-meta {
padding: 30px 5% 0px 5% !important;
text-align: center;
}
.padding-copy {
padding: 10px 5% 10px 5% !important;
text-align: center;
}
.no-padding {
padding: 0 !important;
}
.section-padding {
padding: 50px 15px 50px 15px !important;
}
/* ADJUST BUTTONS ON MOBILE */
.mobile-button-container {
margin: 0 auto;
width: 100% !important;
}
.mobile-button {
padding: 15px !important;
border: 0 !important;
font-size: 16px !important;
display: block !important;
}
}
/* ANDROID CENTER FIX */
div[style*="margin: 16px 0;"] { margin: 0 !important; }
</style>
</head>
<body style="margin: 0 !important; padding: 0 !important;">
<!-- HIDDEN PREHEADER TEXT -->
<div style="display: none; font-size: 1px; color: #fefefe; line-height: 1px; font-family: Helvetica, Arial, sans-serif; max-height: 0px; max-width: 0px; opacity: 0; overflow: hidden;">
Entice the open with some amazing preheader text. Use a little mystery and get those subscribers to read through...
</div>
<!-- HEADER -->
<table border="0" cellpadding="0" cellspacing="0" width="100%">
<tr>
<td bgcolor="#ffffff" align="center">
<!--[if (gte mso 9)|(IE)]>
<table align="center" border="0" cellspacing="0" cellpadding="0" width="500">
<tr>
<td align="center" valign="top" width="500">
<![endif]-->
<!--[if (gte mso 9)|(IE)]>
</td>
</tr>
</table>
<![endif]-->
</td>
</tr>
<tr>
<td bgcolor="#ffffff" align="center" style="padding: 15px;">
<!--[if (gte mso 9)|(IE)]>
<table align="center" border="0" cellspacing="0" cellpadding="0" width="500">
<tr>
<td align="center" valign="top" width="500">
<![endif]-->
<table border="0" cellpadding="0" cellspacing="0" width="100%" style="max-width: 500px;" class="responsive-table">
<tr>
<td>
<!-- COPY -->
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td align="center" style="font-size: 19px; font-family: Helvetica, Arial, sans-serif; color: #828282; padding-top: 15px;" class="padding-copy"><strong>intestazione</strong></td>
</tr>
<tr>
<td align="justify" style="padding: 10px 0 0 0; font-size: 16px; line-height: 25px; font-family: Helvetica, Arial, sans-serif; color: #666666;" class="padding-copy">corpo del messaggio
<br/>Distinti saluti, neo1976<br/>☎ whatsapp: 54534534534534<br/><br/> ⇩ SITO WEB ⇩</td>
</tr>
</table>
</td>
</tr>
</table>
<!--[if (gte mso 9)|(IE)]>
</td>
</tr>
</table>
<![endif]-->
<tr>
<td align="center">
<!-- BULLETPROOF BUTTON -->
<table width="100%" border="0" cellspacing="0" cellpadding="0">
<tr>
<td align="center" style="padding-top: 25px;" class="padding">
<table border="0" cellspacing="0" cellpadding="0" class="mobile-button-container">
<tr>
<td align="center" style="border-radius: 3px;" bgcolor="#256F9C"><a href="https://indirizzo.html" target="_blank" style="font-size: 16px; font-family: Helvetica, Arial, sans-serif; color: #ffffff; text-decoration: none; color: #ffffff; text-decoration: none; border-radius: 3px; padding: 15px 25px; border: 1px solid #256F9C; display: inline-block;" class="mobile-button">indirizzo</a></td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
</td>
</tr>
</table>
<!--[if (gte mso 9)|(IE)]>
</td>
</tr>
</table>
<![endif]-->
</td>
</tr>
<tr>
</tr>
</table>
</body>
</html>