* {box-sizing: border-box}


p {
 color: #777;
    background-color: #ebebeb;
}

h1 {
    color: #777;
    background-color: #ebebeb;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    color: #777;
    background-color: #777;
    width: 960px;
    font-size: 18px;
}

section {
background: #ebebeb;
width: 50%;
float: left;
height: 400px;
margin: 10px 0px 10px 0px;

}
.paragraph { margin:10px;}





aside {
    background: #ebebeb;
    width: 40%;
    float: right;
height: 400px;
margin: 20px;
}.clear {
    clear: both;
}
footer {
    background: #ebebeb;
    text-align: center;
    width: 100%;   
}
nav {
    background: #ebebeb;
    padding: 30px;
    margin-bottom: 18px;


}
header {
    background: #ebebeb;
    padding: 15px;
    margin-bottom: 15px;
    }
h1 {
    text-align: center;}

nav {
    text-align: center;
}
article {
    color: #ebebeb;
    background: #777;
    margin: 10px 10px 10px 10px;
    padding: 50px 0px 50px 0px
}