.form-signin {
    min-width: 248px;
    max-width: 30%;
    margin: 0 auto;
    margin-top: 10px;
    background-color: #fff;
    border: 1px solid #f3f3f3;
    text-align: center;
}
.form-heading {
    font-size: 26px;
    color: #868686;
    padding: 4px 0;
    width: 100%;
    border-bottom: 1px solid #f3f3f3;
}
.form-group {
    padding: 0 10px;
}
.form-group>* {
    margin: 12px 0px;
}