@charset "utf-8";

body {
    margin: 0;
    font-family: Constantia, "Lucida Bright", "DejaVu Serif", Georgia, "serif";
}
ul, li {
    padding: 10px;
    list-style-type: none;
}
.grid-container {
    display: grid;
    grid-template-columns: 20% 60% 20%;
    column-gap: 20px;
}
header {
    grid-column: span 3;
    text-align: center;
    border-bottom: 1px solid #ddd;
}
nav {
    padding: 20px;
    border-right: 1px solid #ddd;
}
nav li {
    text-decoration:underline;
    font-size: 18px;
    color: #505050;
}
article {
    padding: 20px;
}
article h2 {
    font-size: 2.5em;
    max-width: 900px;
}
article img {
    width: 100%;
}
article p {
    margin-top: 20px;
    line-height: 2em;
    color: #505050;
    font-size: 24px;
}
aside {
    padding: 20px;
    border-left: 1px solid #ddd;
}
footer {
    grid-column: span 3;
    text-align: center;
    border-top: 1px solid #ddd;
    padding: 30px;   
}

/* responsive */
@media screen and (max-width:1200px) {
    nav {
        grid-column: span 3;
        border-right: 0;
        border-bottom: 1px solid #ddd;
        
 }
    nav li {
        display: inline-block;
        margin-right: 10px;
    }
    article {
        grid-column: span 2;
    }
    aside {
        padding: 16px;
    }
}

@media screen and (max-width: 980px) {
    nav, article, aside {
        grid-column: span 3;
        
    }
    aside {
        border-left: 0;
        border-top: 1px solid #ddd;
    }
    article h2 {
        font-size: 1.5em;
    }
    
}