Đầu Tiên Các bạn cần Thêm Tiện ích Biểu Mẫu Liên Hệ bằng cách :
-vào Bố Cục thêm Tiện ích và chọn thêm Biểu Mẫu Liên Hệ

*Tiếp Theo :
* Ctrl + F tìm thẻ ]]></b:skin> và chèn đoạn code trên thẻ ]]></b:skin> :

#ContactForm1{
display:none;
}
#contact_wrap {
margin: auto;
width: 321px;
height: 380px;
padding: 25px;
border-radius: 1em;
border-top:1px solid #dbdbdb;
border-right:1px solid #b2b2b2;
border-left:1px solid #dbdbdb;
border-bottom:1px solid #9d9d9d;
background-color:#cccccc;
filter:progid:DXImageTransform.Microsoft.gradient(GradientType=0, startColorstr='#f2f2f2', endColorstr='#cccccc');
background-image:-webkit-linear-gradient(top, #f2f2f2 0%, #e6e6e6 50%, #cccccc 100%);
background-image:-moz-linear-gradient(top, #f2f2f2 0%, #e6e6e6 50%, #cccccc 100%);
background-image:-ms-linear-gradient(top, #f2f2f2 0%, #e6e6e6 50%, #cccccc 100%);
background-image:-o-linear-gradient(top, #f2f2f2 0%, #e6e6e6 50%, #cccccc 100%);
background-image:linear-gradient(top, #f2f2f2 0%, #e6e6e6 50%, #cccccc 100%);
box-shadow: 1px 1px 5px #ccc;
}
#contact_wrap h3{
color: #e8f3f9;
font-family:Georgia;
font-size: 20px;
font-style:italic;
font-weight:bold;
margin: 0 -36px 20px -36px;
padding: 12px;
text-align: center;
text-shadow: 2px 0 0 #1f4962;
-webkit-box-shadow: inset 0 0 25px rgba(0,0,0,0.3),0px 1px 5px #666;
-moz-box-shadow: inset 0 0 25px rgba(0,0,0,0.3),0px 1px 5px #666;
box-shadow: inset 0 0 25px rgba(0,0,0,0.3),0px 1px 5px #666;
background-color: #3689b9;
position: relative;
}
#contact_wrap h3:before {
content: ' ';
position: absolute;
bottom: -10px;
left: 0;
width: 0;
height: 0;
border-style: solid;
border-width: 10px 0 0 10px;
border-color: #333 transparent transparent transparent;
}
#contact_wrap h3:after {
content: ' ';
position: absolute;
bottom: -10px;
right: 0;
width: 0;
height: 0;
border-style: solid;
border-width: 0 0 10px 10px;
border-color: transparent transparent transparent #333;
}
#ContactForm1_contact-form-name{
width: 270px;
height:auto;
margin: 5px auto;
padding: 10px 10px 10px 40px;
background:#f6f6f6 url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjCms7PYxNMnGCCFaXIsLp28n7IZI5B8fDIP6KeIt-e5y867K-pLPRbmb3AXTX4gTZxAUzjjKD8Y9a-RhcxlbljSeZaev2onoUPbC04-8iWNc94R9gcg7lllxXA5pAxWS-WmtPgf-dxJYE/s1600/user.png)no-repeat 10px center;
color:#777;
border:1px solid #ccc;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
border-radius: 4px;
-webkit-box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
}
#ContactForm1_contact-form-email{
width: 270px;
height:auto;
margin: 5px auto;
padding: 10px 10px 10px 40px;
background: #f6f6f6 url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFjsx2I6jmbNL54TsZRAGnoeVkiwwPcTwssO1_DyhB3RxKcvW8t2lGPJ0kzQUVAjxFmJFSaEmUBC8c_9phTvQMo1KouBVJLdLT77nhZ_IkugsQFc416HTSv19T3y4HTERAwy6N23Qkqv4/s1600/pen.png)no-repeat 10px center;
color:#777;
border:1px solid #ccc;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
border-radius: 4px;
-webkit-box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
}
#ContactForm1_contact-form-email-message{
width: 270px;
height: 150px;
margin: 5px auto;
padding: 10px 10px 10px 40px;
font-family:Arial, sans-serif;
background: #f6f6f6 url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh3w2YhTdlxa2Ah07dVxFgE_koeoZWw0tFSwzPC9a2EoT8A4TCI7X3EW9jMcws2dfpYPULnIIxkPVb2uteKixfFAzNOtS2dZqnszaECfqW1F0AS9-3xHkKm9SQnyRCa6-xXwvLMxVZ7tAo/s1600/msg2.png)no-repeat 10px 10px;
color:#777;
border:1px solid #ccc;
-webkit-border-radius: 4px;
-moz-border-radius: 4px;
border-radius: 4px;
-webkit-box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
box-shadow: rgba(0, 0, 0, 0.247059) 0px 1px 3px inset, #f5f5f5 0px 1px 0px;
}
#ContactForm1_contact-form-submit {
width: 95px;
height: 30px;
float: right;
color: #FFF;
padding: 0;
cursor:pointer;
margin: 25px 0 3px 0 0;
background-color:#005a8a;
border-radius:4px;
text-shadow: 1px 0 0 #1f4962;
-webkit-box-shadow: inset 0 0 35px rgba(0,0,0,0.3),0px 1px 5px #666;
-moz-box-shadow: inset 0 0 35px rgba(0,0,0,0.3),0px 1px 5px #666;
box-shadow: inset 0 0 35px rgba(0,0,0,0.3),0px 1px 5px #666;
background-color: #3689b9;
border:1px solid #194f6d;
}
#ContactForm1_contact-form-submit:hover {
background:#4c9bc9;
}
#ContactForm1_contact-form-error-message, #ContactForm1_contact-form-success-message{
width: 320px;
margin-top:35px;
}

div id="contact_wrap">
<h3>Contact Us</h3>
<form name="contact-form">
<input id="ContactForm1_contact-form-name" name="name" placeholder="Name" size="30" type="text" value="" />
<input id="ContactForm1_contact-form-email" name="email" placeholder="Email" size="30" type="text" value="" />
<textarea cols="25" id="ContactForm1_contact-form-email-message" name="email-message" placeholder="Message" rows="5"></textarea>
<input id="ContactForm1_contact-form-submit" type="button" value="Submit" />
<div style="max-width: 222px; text-align: center; width: 100%;">
<div id="ContactForm1_contact-form-error-message">
</div>
<div id="ContactForm1_contact-form-success-message">
</div>
</div>
</form>
</div>
<style type="text/css">
#comments, #blog-pager, .breadcrumbs, .post-footer{display:none}
</style