*{margin: 0;padding: 0;border: 0;}

.site_ctnr{ padding: 20px;}
.btn{cursor: pointer;}

.link{font-size: 1.2em; text-align: center;}
.link strong{display: block;}

.form{
    max-width: 300px;margin: 50px auto 10px; background-color: #eee; padding: 20px;text-align: center;
}

.form label{ display: block;margin-bottom: 5px; font-size: 1.1em;}
.form input{background-color: #fff; width: 100%;padding: 5px; text-align: center;margin-bottom: 10px;}