header{
    background-color: orangered;
    display: flex;
    align-items: center;
}

header img{
    width: 100px;
    flex: 0;
}

header nav{
    flex: 1;
    display: flex;
    justify-content: space-around;
}

header nav a{
    text-transform: uppercase;
    text-decoration: none;
    color: orange;
    transition: 0.5s;
}

header nav a:hover{
    transform: scale(1.1);
    color: orange;
    font-weight: bold;
}

article{
	float:left;	
	width: 16%;
	display:block;
}
article:hover{
	background:#f0f0f0
}
article img{
	width:200px;
	height:250px;
	border: 2px solid #000;
	border-radius:20px;	
	overflow:hidden;
	font-family:arial;
	float:left;
	margin: 20px 25px 20px 20px;
}

footer{
    background-color: burlywood;
    position: fixed;
    bottom: 0;
    right: 0;
    left: 0;
    display: flex;
    height: 40px;
}

a.active{
	color: green
}

table{
    width: 100%;
    border-collapse: collapse;
    margin: 30px 0px;
}
th, td{
    border: 3px
    solid red;
}
td{
    text-align: center;
}

button#print{
    font-size: 50px;
    color: black;
    background-color: transparent;
    border: none;
    cursor: pointer;
}

button#print:hover{
    background-color: tomato;
}

@media print{
    header, footer, button#print{
        display: none;
    }
    main img{
        width: 15%;
    }
    main p{
        font-size: 18px;
    }
}

 




*{
    margin: 0px;
    box-sizing: border-box;
    padding: 0px;
}

#cont{
    width: 100vw;
    height: 100vw;
    background-color: red;
}