Bonjour, je viens auprès de vous pour limiter la taille de ma page d'accueil.

J'ai essayé quelque trucs mais rien ne marche .

@import url('https://fonts.googleapis.com/css?family=Poppins:200,300,400,500,600,700,800,900&display=swap');
*
{
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	font-family: 'Poppins', sans-serif;
}
header
{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	display: flex;
	justify-content: space-between;
	padding: 40px 100px;
	z-index: 10000;
	transition: 0.6s;
}
body
{
	height: 100%;
}


header .logo
{
	position: relative;
	font-weight: 700;
	color: blue;
	text-decoration: none;
	font-size: 2em;
	letter-spacing: 2px;
	transition: 0.6s;
}
header #togle
{
	position: relative;
	width: 30px;
	height: 30px;
	color:#000;
	cursor: pointer;
}
/* La construction du menu ouverture */
header #togle:before
{
	content: '';
	position: absolute;
	top: 7px;
	width: 100%;
	height: 2px;
	background: blue;
}


header #togle:after
{
	content: '';
	position: absolute;
	bottom: 7px;/*La difference avec le before*/
	width: 100%;
	height: 2px;
	background: blue;
}


/* La construction du menu ouverture liason avec JAVASCRIPT*/


/* La construction du menu fermeture*/
.banner.active header #togle:before
{
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) rotate(45deg);
}
.banner.active header #togle:after
{
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%) rotate(-45deg);
}


/* La construction du menu fermeture liason avec JAVASCRIPT */
.banner
{
	position: relative;
	width: 100%;
	height: 100vh;
	padding: 100px;
	background: url(jokerr.jpg);
	background-size: cover;
	display: flex;
	align-items: center;
	justify-content: left;
	transition: 0.5s;/*Deplacement fluide*/
	z-index: 2;/*Lier avec #navigation*/


}


/*Ouverture reel du menu*/
.banner.active
{
	transform: translateX(-400px);
}
/* Navigation */
#navigation
{
	position:relative;
	bottom: 657px;
	right: -545px; /*Auparavant on avait right: 0*/;
	width: 802px;
	height: 100vh;
	background: #40c3ff;
	z-index: 1;
	display: flex;
	place-items: center;
	transition: 0.5s;


}
#navigation img
{
	position:relative;
	left: 440px;
	bottom: 200px;
	border-radius: 50%;
	


}
/*Lier avec java + le contenu du menu*/
#navigation.active
{
  right: 0;
}


#navigation ul
{
	position: relative;
	display: flex;
	flex-direction: column;
	left: 200px;


}


#navigation ul li
{
	list-style: none;
}


#navigation ul li a
{
	color: #000;
	text-decoration: none;
	display: inline-block;
	font-size: 2em;
	font-weight: 600;
	text-transform: uppercase;
}
/* le text*/


.content
{
	max-width: 600px;
}
.content h2
{
	color: #fff;
	font-size: 2.5em;
}
.content h2 span
{
	color: #c56cf0;
	font-size: 1.2em;
}


.content p
{
	font-size: 1.2em;
	font-weight: bold;
	color: #000;
	font-weight: 300;
}


.content a 
{
	position: relative;
	display: inline-block;
	margin-top: 20px;
	background: blue;
	border-radius: 12px;
	color: #fff;
	padding: 10px 30px;
	text-decoration: none;
	font-size: 1.2em;
	font-weight: bold;
}
.sci
{
	position: absolute;
	display: flex;
	flex-direction: column;
	right: 100px;
}


.sci li
{
	list-style: none;
}
.sci li a 
{
	position: relative;
	display: grid ;
	place-items: center;
	width: 50px;
	height: 50px;
	text-decoration: none;
	border: 2px solid #c56cf0;
	margin: 10px 0 0;
	background: #fff;
}


.sci li a:hover
{
	background: #c56cf0;
}
.sci li a img 
{
	max-width: 20px;
	filter: invert(1);
	mix-blend-mode: difference;
}




.container
{
	position: relative;
	bottom: 460px;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 800px;
	padding: 30px;
	background: #fff;
	box-sizing: border-box;
	border-radius: 10px;
	box-shadow: 0 15px 50px rgba(0,0,0,.2);
}
.circle
{
	width: 200px;
	height: 200px;
	background: url(img.jpg) no-repeat center;
	border-radius: 50%;
	float: left;
	shape-outside: circle();
	margin: 60px 30px 30px 0;
}


.container p
{
	margin: 0;
	padding: 0;
	text-align: justify;
	line-height: 22px;
	font-weight: 300;
}


h1
{
	margin: 0 0 20px;
	padding: 0;
	font-size: 30px;


}
#popup
{
	position: fixed;
	top: 40%;
	left: 50%;
	transform: translate(-50%, -50%);
	width: 600px;
	padding: 50px;
	box-shadow: 0 5px 30px rgba(0,0,0,.30);
	background: #fff;
	visibility: hidden;
	opacity: 0;
	transition: 0.5s;
}
/*Pour la close*/


#popup.active 
{
	top: 50%;
	visibility: visible;/*C tres important le visisble*/
	opacity: 1;
	transition: 0.5s;
}
/* Cadre Grid*/


.new
{
	position: relative;
	max-width: 80%;
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
	grid-template-rows: minmax(100px, auto);
	margin: 40px;
	grid-auto-flow: dense;
	grid-gap: 10px;
	bottom: 550px;
	left: 8%;
	padding: 100px;
}


.new .box
{
	background: blue;
	padding: 20px;
	display: grid;
	font-size: 20px;
	place-items: center;
	text-align: center;
	color: #fff;
	transition: 0.5s;
}


.new .box:hover
{
	background: #c56cf0;
}


.new .box img
{
	position: relative;
	max-width: 100px;
	margin-bottom: 10px;
}
/* Titre*/
.titre h1
{
	position: absolute;
	bottom: -550px;
	left: 500px;
	text-align: center;
	margin: auto;
}


/*Footer*/


.footer
{
	background: #162c3b;
	padding: 20px 100px;
	display: flex;
	justify-content: space-between;
	align-items: center;
	right:250px;
	width: 1350px;
	text-align: center;
	position: relative;
}


.footer ul 
{
	display: flex;
	justify-content: center;
	align-items: center;
	color: #fff;
}


.footer p
{
	color: #fff;
}
.footer ul li
{
	list-style: none;
}


.footer ul li a
{
	text-decoration: none;
	display: inline-block;
	margin: 0 10px;
}




.footer ul li a
{
	text-decoration: none;
	display: inline-block;
	margin: 0 10px;
}


.footer ul li a img
{
	filter: invert(1);
	max-width: 20px;
}

html, body
{
height: 100%;
}

ou bien :

body
{
height: 100%;
}

voir image :