Add this css within Appearance-> theme settings->Styling ->Custom Css
body{
direction:rtl;
unicode-bidi:embed;
}
.fw-heading {
text-align:right
}
.input-group .form-control:first-child{
-webkit-border-radius: 31px;
-moz-border-radius: 31px;
border-radius: 31px;
border-top-left-radius: 0;
border-bottom-left-radius: 0;
}
.input-group-btn:last-child>.btn {
-webkit-border-radius: 31px;
-moz-border-radius: 31px;
border-radius: 31px;
border-top-right-radius: 0;
border-bottom-right-radius: 0;
}