.lang-en {
    display: none;
}

body.en .lang-th {
    display: none;
}

body.en .lang-en {
    display: inline;
}

body:not(.en) .lang-th {
    display: inline;
}
/* Layout */

/* Header */

/* Hero */

/* Solutions&services */

/* Products&tech */

/* Industries */

/* About */

/* Contact */

/* Responsive */