*{box-sizing: border-box;}

header{
	text-align: center;
    background-color: lightgray;
    height: 90px;
    margin: 10px;
    border: solid 2px; 
}

body{
	background-color: #4795b9;
}

form{
	width: 100%;
	padding: 12px 20px;
	margin: 8px 0;
	display: inline-block;
	border: 1px solid black;
	text-align: center;
	background-color: #f7cabd;
}

button{
    background-color:antiquewhite;
    border:solid black 1px;
    padding:5px 5px;
    width: 15%;
    float: initial;
}

nav.top{
    text-align: left;    
}

div{
	border: solid black 3px;
    border-radius:5px;
    float:all;
    padding: 20px 40px;
    margin: 5px 20px;
    background-color: #f7cabd;
    text-align: center;
}

img{
    margin-top: 5px;
    border:solid black 2px;
}