header{
    position: relative;
}
.m_nav{
    position: relative;
    top: 0;
}
.m_marketing{
    top: 0;
}
ul.solution_con{
    position: inherit;
}
ul.solution_con > li{
    position: inherit;
}
ul.category{
    padding-left: 40px;
    box-sizing: border-box;
}








footer{
    position: relative;
}
footer .wrap{
    padding: 0 20px;
    box-sizing: border-box;
}