body,h1,h2,h3,p,ul {
    margin: 0;
    padding: 0;
}
#header {
   background-color: coral;
}
.container{
    width: 70%;
    margin: 0 auto;
    
}
#header h1{
    color: #fff;
    font-family: sans-serif;
    padding: 10px 0;
}
#navbar{
    background-color: #333;
}
#navbar ul li{
    list-style-type: none;
    display: inline-table;
}
#navbar ul li a {
    color: #fff;
    padding: 13px 9px;
    display: inline-block;
}
#navbar ul li:first-child a {
    padding-left: 0;
}
#showcase {
    background-color: darkorange;
    background-position: center right;
    max-height: 300px;
}
#showcase h2 {
    color: #fff;
    font-size: 25px;
    font-family: sans-serif;
    padding-top: 50px;
    text-align: center;
} 
#main {
    color: #555;
    margin-top: 30px;
    
}
#main h3 {
    margin-bottom: 20px;
}

.content {
    float: left;
    width: 70%;
    box-sizing: border-box; 
    padding-right: 20px;
}
.sidebar{
    float: left;
    width: 30%;
    background-color: #333;
    color: #fff;
    padding: 20px 10px;
    box-sizing: border-box;
        
}
.clr {
    clear: both;
}
 
#footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    margin-top: 25px;
    font-family: sans-serif;
    padding: 30px;
}