*{
    padding: 0px;
    margin: 0px;
}

body {
    max-width: 1800px;
    margin: auto;
}

header{
    background-color: crimson;
}

header>h1, header>h2{
    color:black;
    text-align: center;
    font-family: sans-serif;
    padding: 0px 20px;
}
 
header > h1{
    font-size: 3rem;
}
 
header > h2{
    font-size: 2rem;
}
 
nav>ul{
    list-style-type: none;
    display: flex;
    flex-direction: column;
   
}
 
nav>ul>li{
    width: 100%;
}
 
nav>ul>li>a{
    background-color: bisque;
    display: block;
    text-align: center;
    padding: 10px 0px;
    border: black solid 1px;
}
 
nav>ul>li>a:active{
    background-color: darkgray;
}
 
 
main{
    min-height: 500px;
    background-color: lightskyblue;
    font-family: sans-serif;
}
 
main>article{
    margin: 0px 15px 10px 15px;
}
 
footer{
    background-color: lightskyblue;
    padding: 40px 0px 20px 10px;
}
@media screen and (min-width: 678px) {
    header>h1, header>h2{
        background-color:  crimson;
    }
    main{
     
        margin: auto;
    }
    nav>ul{
        flex-direction: row;           
        }
         
}
@media screen and (min-width: 1024px) {
    body{
        
        margin: auto;
    }
    header>h1, header>h2{
        background-color: crimson;
    }

    nav>ul{
        flex-direction: row;           
        }
         
    }

img{
    padding-left: 10px;
    height: 200px;
width: 200px;
}