/* if the viewport is equal to 340px or less than that */ 
@media only screen and (max-width: 340px){
    .header_rc .main_menu .navbar ,
    .header_rc .main_menu .navbar .navbar-brand
    {
        padding: 2%;
        margin: 0%;
    }

    .site-main .site-banner .site-title h1{
        font-size: 41px;
    }
    .header_rc_about .cursor{
        display: none;
        visibility: hidden;
    }
    .header_rc_about{
        cursor: pointer;
    }

    #btn1{
        margin-left: 20px;
        margin-top: 10px;
     }

}

@media only screen and (max-width: 792px){
    .site-main .about-area .about-title h2>span{
       font-size: 31px;
       letter-spacing: 10px;
    } 
    .site-main .lang-area .tool-area .years-area{
        padding-left: 1%;
        width: 49%;
    }

    .site-main .lang-area .tool-area .years-area .bg-panel{
        margin-left: 30%;
        width: 80%;
    }

    .site-main .lang-area .tool-area .years-area.call-area{
        padding-left: 3%;
    }
    .site-main .about-area .about-title p{
         padding: 0%;
    }

    .header_rc_about .cursor{
        display: none;
        visibility: hidden;
    }
    .header_rc_about{
        cursor: pointer;
    }
    #btn1{
        margin-left: 20px;
        margin-top: 10px;
     }
}

@media only screen and (max-width: 1910px){
    .header_rc .main_menu .navbar{
        padding: 1rem;
    }

    .container{
        max-width: 90%;
    }

    .site-main .lang-area,
    .site-main .about-area 
    {
       padding: 3% 5%;
    }
}