.wpcf7-date{width:100%;}
.wpcf7-date:before{width:100%;content:attr(placeholder);}
.wpcf7-date:hover:before{width:0%;content:"";}
.wpcf7-date.bt-date-input-has-value:before{display:none;}
.wpcf7-date.placeholderclass:before{
width:0%;
content:"";
}