body {
    font-family: "Open Sans", sans-serif;
    background-image: url(../images/page_bg.png);
    background-repeat: repeat-x;
}

#wrapper {
    width: 900px;
    padding: 10px;
    border: solid 2px #d5d4d2;
    margin: auto;
    background-color: white;
}

header {
    display: flex;
    background-image: white;
    padding: 5px;
}

nav {
    align-content: center;
    padding-left: 140px;
    font-size: 16px;
    color: #867664;
}

#modeling {
    font-size: 20px;
    font-weight: bold;
}

#banner {
    padding: 10px;
    border: solid 2px skyblue;
}

#content {
    display: flex;
}

#content aside {
    background-color: aliceblue;
    width: 30%;
    margin-left: 5px;
    padding: 10px;
    margin-top: 10px;
    padding-top: none;
}

aside ul {
    list-style-type: none;
    font-size: 16px;
    line-height: 28px;
}

aside p {
    font-weight: bold;
}

#content main {
    width: 70%;
    margin-left: 10px;
    font-size: 16px;
}