/* style sheet for the big orca homework  */
/* updated style sheet */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body {
    /* background-color: whitesmoke; */
    font-family:Georgia, 'Times New Roman', Times, serif;
    background-image: url(../images/kelp.png); /* png means transparentcy  so you can see the color through it*/
    background-attachment: fixed;

}
div#wrapper {
    width: 980px;
    background: #ccfefb;
    padding: 20px;
    margin: 20px auto 20px auto;
    overflow: hidden;
}
/* header formatting */
header {
    margin-bottom: 0px;
    background-color: #ccfefb;
    overflow: hidden;
}
/* nav ba formatting */
nav {
    height: 50px;
    line-height: 50px;
    background: lightblue;
    width: 100%;
    font-size: 120%;
    margin-bottom: 16px;
}
nav ul {
    list-style-type: none;
    width: 940px;
    margin: 0 auto; 
    /* for centering the nav ul*/
}
nav li{
    float: left;
    width: 50%;
    text-align: center;
}
nav a {
    display: block;
    color: black;
    text-decoration: none;
}
nav a:hover{
    background: #79A5D3;
    color: white;
}
/* aside formatting */
aside {
    width: 340px;
    float: right;
    margin-top: 20px;
    padding: 15px;
    border: lightblue 10px solid;
}
aside ul {
    margin-left: 20px;
    margin-bottom: 20px;
}
/* main body images and text formatting*/
main {
    float: left;
    width: 580px;
    /* background: pink; */
    
}
img.right_align {
    float: right;
    width: 400px;
    margin-left: 20px;
    margin-bottom: 10px;
}
img.left_align {
    float: left;
    width: 400px;
    margin-right: 20px;
    margin-bottom: 10px;
}
.center {
    margin: 20px auto;
    display: block;
    text-align: center;
    max-width: 100%;
}
p {
    margin-bottom: 10px;
    line-height: 1.25;
}
h1 {
    font-size: 2.5em;
}
h2 {
    font-size: 1.8em;
}
h1, h2, h3 {
    margin-bottom: 8px;
}
/* footer formatting */
footer {
    height: 50px;
    line-height: 50px;
    font-size: 0.9em;
    background-color: black;
    clear:both;
    /* when you clear an element you cannot add space above that element with margin top */
}footer ul {
    margin-left: 20px;
    width: 1000px;
    /* margin: 10px auto;  */
    /* for centering the nav ul */
}
footer li {
    list-style-type: none;
    float: inline-start;
    color: white;
    width: 20%;
}
footer a {
    color: white;
}