.contact-t1 .centercontent{border-top:1px solid #d9d9d9}.contact-t1 .centercontent .form{max-width:512px;margin:16px auto 0 auto}@media(max-width: 450px){.contact-t1 .centercontent .form .submit{width:100%}.contact-t1 .centercontent .form .submit .input{width:100%}.contact-t1 .centercontent .form .submit .input a{width:100%;box-sizing:border-box;text-align:center}}