@media(max-width:500px) {
    .fullpanel.online-classes-arabic {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-chinese {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-english {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-french {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-german {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-italian {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-japanese {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-korean {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-polish {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-portugueses {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-russian {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
    .fullpanel.online-classes-spanish {
        background-size: 250%;
        background-origin: border-box;
        margin-bottom: -60px;
    }
}