.menubut{
    color: green;
}

header nav,
header li a,
footer,
.m_list {
    background-color: green;
}

header a:hover,
.m_list:hover {
    background-color: #006000;
}

.s_list:link,
.s_list:visited,
.s_list:hover,
.s_list:active,
.s_list a {
    color: #006000;
}

.s_list:hover,
 h1 {
    color: green;
}