* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border: none;
}

body, .copy-right {
    background-color: #f7f8f9;
}

header, footer {
    background-color: #ffffff;
}

article h2 {font-size: 1.5rem !important;}
article h3 {font-size: 1.2rem !important;}
article h4 {font-size: 1rem !important;}
article h5 {font-size: 0.8rem !important;}
article h6 {font-size: 0.6rem !important;}

@media (max-width: 1024px) {
    article h2 {font-size: 1.3rem !important;}
    article h3 {font-size: 1.1rem !important;}
    article h4 {font-size: 0.8rem !important;}
    article h5 {font-size: 0.6rem !important;}
    article h6 {font-size: 0.4rem !important;}
}

@media (max-width: 568px) {
    article h2 {font-size: 1.1rem !important;}
    article h3 {font-size: 0.9rem !important;}
    article h4 {font-size: 0.7rem !important;}
    article h5 {font-size: 0.5rem !important;}
    article h6 {font-size: 0.3rem !important;}
}