.google_form{width:640px;margin:0 auto}@media only screen and (max-width: 767px){.google_form{width:calc(100% + 40px);margin-left:-20px;margin-right:-20px}}.google_form iframe{width:640px;border:none}@media only screen and (max-width: 767px){.google_form iframe{width:100%;height:1680px}}