.row.header > .col-sm-7 {display:none!important}
@media all {
body {
    font-family: arial,tahoma;
}
}


@media all and (min-width:765px) and (max-width:800px) {
 .col-sm-3.m-l-n.p-l-none.sidebar {
margin-left: 54px;
}

}


@media all and (max-width:764px) {

#main_content .category {
    margin: 10px 50px;
}

#main_content > .p-xl.p-t-none,
.col-lg-12.p-xl.p-t-md.p-l-xl.p-r-xl,
.col-lg-12.p-xl.p-t-md.p-l-xl.p-r-xl .p-xl.p-t-md,
#categories .row.p-l-xl.p-r-xl,
#main_content.col-lg-12.p-l-xl.p-r-xl

{
margin:0 !important;
padding:0 !important
}

.two-columns {
 -webkit-column-count: 1;
    -moz-column-count: 1;
    column-count: 1;
    margin: 0;
}

.category-main-articles li {

    line-height: 19px;

    margin-bottom: 1px;
    margin-left: 17px;
    padding-bottom: 9px;

}

.category-subtitle {
    margin: 18px auto;
}

.category-main-articles {
    -webkit-column-count: 1;
    -moz-column-count: 1;
    column-count: 1;
    margin: 0;
    padding: 0;
}

#main_content + .m-l-n {
    margin-left: 30px;
    margin-top: 30px;
}


}