* {
    /* outline: 2px dotted rgb(0, 0, 0); */
    margin: 0;
    padding: 0;
    color: hsl(200, 39%, 95%)
    /* color: # 00  00  00;
        rgb = (red  green  blue) ; */
}

body{
    width: 960px;
    margin: 0 auto;
    background-color: rgb(83, 160, 160);  
}

.pizzaImageSize{
    height: 150px;
    width: 250px;
}

header {
    margin-top: 15px;
    background-color: rgb(16, 96, 175);
    height: 200px;
}

header a {
    color: #dff5fb;
    font-size: 24px;
}

h1{
    padding: 25px;
    padding-left: 120px;
    font-size: 60px;
}

nav {
    clear: both;
}

nav ul {
    text-align: center;
}

nav li {
    display: inline-block;
    margin-top: 25px;
    margin-right: 25px;
    list-style-type: none;
}

a:link {text-decoration: none;}
a:visited {text-decoration: none;}
a:hover {text-decoration: none;}
a:active {text-decoration: none;}

h2 {
    color: rebeccapurple;
}

main {
    clear: both;
    text-align: center;
}

main li {
    list-style-type:none;
    float: left;
    margin-top:30px;
    margin-right:30px;
    margin-bottom:30px;
}

main li:last-child {
    margin-right: 0px;
}

.addMargin {
    margin-left:75px;
}

main li:nth-child(4){
    margin-left:75px;
}

button{
    color: rgb(14,63,128);
    margin-top:75px;
    height:75px;
    width:150px;
    border-radius:15px;
    font-size:30px;
    border: 4px solid rgb(14,63,128);
}

#topSpace {
    margin-top: 30px;
}

footer {
    clear:both;
    height: 225px;
    background-color: #43adbb;
    color: whitesmoke;
    font-size: 30px;
    margin-bottom: 50px;
    text-align: center;
}
#greeting-placeholder{
    color:yellow;
}