/* PC 플로팅 아이콘을 텔레그램 로고로 변경 */
.nav_btn.bg1 a .nav_txt:before {
    content: '' !important;
    background: url('../html/image/telegram_logo.png') no-repeat center center !important;
    background-size: 35px 35px !important;
}

.nav_btn.bg3 a .nav_txt:before {
    content: '' !important;
    background: url('../html/image/telegram_logo.png') no-repeat center center !important;
    background-size: 25px 25px !important;
}

/* 모바일 플로팅 아이콘 (bg1 - 카카오톡을 텔레그램으로) */
@media screen and (max-width: 768px) {
    .fix_btn {
        background: #0088cc !important; /* 텔레그램 파란색 */
    }
    
    .fix_btn:before {
        content: '' !important;
        display: block;
        width: 50px;
        height: 50px;
        background: url('../html/image/telegram_logo.png') no-repeat center center !important;
        background-size: 30px 30px !important;
    }
}