.chema-menu {
    display: none;
}
body, html {
    display:block;
    min-width: auto;
}
header, header p {
    display: block;
}
footer {
    display: none;
}
.main.wrap{
    height: 200px;
    display: block;
}
.center-header{
    display: block;
}
.center-header span{
    display: block;
}
header nav{
    display: none;
}
.sub-page{
    display: block;
    width: 100%;
}
.sub-page-right{
    display: none;
    width: 100%;
}
.sub-page-left{
    display: block;
    float: none;
    width: 100%;
    padding: 0;
    box-sizing: border-box;
}
.calc-task{
    display: block;
    width: 100%;
}
#content3{
    display: block;
    width: 100%;
}
#work-zap{
    display: none;
}
.zap-form{
    padding: 10px 0 15px 0;
}