@media screen and (min-width: 701px)
{
    .MainWhy
    {
        width: 380px;
        float: right;
        margin-right: 30px;
    }

    .MainText
    {
        width: 690px;
        float: right;
    }
}

@media screen and (max-width: 700px)
{
    a.button div, a.button div:hover
    {
        min-width:100%;
        margin:0px;
        box-sizing:border-box;
        margin-right:0px;
        box-shadow:none;
        text-align:center;
    }

    a.button div img
    {
        position:relative;
        right:-10px;
    }
}