*{
    font-size: 20px;
}

@media only screen and (max-width: 1700px) {

    
    .container .contentHolder{
        clear: both;
        float: left;
        width: 60%;
        margin-top: 25px;
        margin-right: 20%;
        margin-left: 20%;
        color: red;
        padding: 25px 50px 25px 50px;
        background-color: #ffffff;
        box-shadow: 12px 12px 0 #000000;
    }

    .container .subMenu{
        clear: both;
        float: left;
        width: 5000%;
        margin-top: 25px;
        margin-right: 20%;
        margin-left: 200%;
        color: red;
        padding: 25px 50px 25px 50px;
        background-color: #ffffff;
        box-shadow: 12px 12px 0 #000000;
    }

    body::after{
        display: none;
    }
    .mainMenu{
        float:left;
        margin-top: 25px;
        width: 20%;
    }
}

@media only screen and (max-width: 1000px) {
    
    
    .contentHolder{
        width: 40%;
        margin-right: 0px;
        margin-left: 35%;
    }
    .subMenu{
        margin-left: 30%;
        margin-right: 0px;
    }
    .container .contentHolder{
        width: 40%;
        margin-right: 0px;
        margin-left: 35%;
    }

    .mainMenu{
        margin-top: 25px;
    }

}