#iletisim_form_div input,
#iletisim_form_div textarea {
    border: 2px solid rgba(156, 163, 175, 0.4);
    border-radius: 6px;
}

#iletisim_form_div input:focus,
#iletisim_form_div textarea:focus {
    border-color: #ef4444; /* red-500 */
    outline: none;
}