* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body {
    background-image: url(../images/background.jpg);
    background-attachment: fixed;
    background-size: auto;
}
div#wrapper {
    width: 980px;
    padding: 20px;
    margin: 20px auto 20px auto;
    overflow: hidden;
    background-color: 255, 255, 255, .90;
}
header {
    overflow: hidden;
}
img {
    max-width:100%;
}
nav {
    height: 50px;
    line-height: 50px;
    width: 100%;
}
nav ul {
    list-style-type: none;
    width: 940px;
}
nav li{
    float: left;
    width: 25%;
    text-align: center;
}
aside {
    width: 340px;
    float: right;
}
aside ul {
    margin-left: 30px;
}
main {
    float: left;
    width: 580px;
    margin-bottom: 30px;
}
img.right_align {
    float: right;
    width: 300px;
    margin-left: 20px;
}
img.left_align {
    float: left;
    width: 300px;
    margin-right: 20px;
}
.center {
    margin: 20px auto;
    display: block;
    text-align: center;
    max-width: 100%;
}
footer {
    height: 50px;
    line-height: 50px;
    clear:both;
}
footer li {
    list-style-type: none;
    float: left;
    margin-right: 30px;
}
form {
    max-width: 580px;
    margin-bottom: 20px;
}
fieldset {
    padding: 10px;
    border: 1px dotted #800;
}
legend {
    font-size: 1.3em;
    font-style: italic;
    padding: 0 5px 0 5px;
}
label {
    display: block;
    margin-bottom: 10px;
    font-weight: bold;
    font-size: 1.1em;
}
input {
    margin-bottom: 10px;
    height: 30px;
    width: 100%;
}
input[type="submit"] {
    width: auto;
}
form ul {
    margin-left: 15px;
}
form li {
    list-style-type: none;
}
input[type="radio"], input[type="checkbox"] {
    height: auto;
    width: auto;
    margin-right: 4px;
}

textarea {
    width: 100%;
    height: 110px;
    margin-bottom: 10px;
}
select {
    margin-bottom: 10px;
}