#top .mfs-sign-form {
    
    position: relative;
}

#top .mfs-sign-form .zonecode {
    float: left;
    width: 50%;
    margin-right: 3%;
}

.zonecode-search-button {
    width: 47%;
    overflow: hidden;
    background: #000;
    color: #fff;
    padding: 10px;
    cursor: pointer;
}


@media only screen and (min-width: 768px) {

#top .mfs-sign-form .form-field-wrap label {
    font-size: inherit;
    display: block;
    float: left;
    width: 180px;
}

#top .mfs-sign-form .form-field-input {
    width: calc(100% - 180px);
    max-width: 650px;
    overflow: hidden;
}

#top .mfs-sign-form .form-field-group {
    width: calc(100% - 180px);
    overflow: hidden;
}

#top .mfs-sign-form .form-field.form-field-short {
    max-width: 200px;
}

#top .mfs-sign-form .form-field.form-field-middle {
    max-width: 500px;
}

#top .mfs-sign-form .zonecode {
    max-width: 200px;
    margin-right: 16px;
}

.zonecode-search-button {
    width: 120px;
}


}