main.css

:root {
    --primary: #cd1c36;
    --light: rgb(213, 213, 213);
    --lesslight: rgb(205, 204, 204);
    --dark: #34374c;
    --darker: #2c2e3e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

.container {
    width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.body {
    width: 100%;
    max-width: 700px;
    margin: 0 auto;
    justify-content: space-between;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 99;
    background-color: var(--dark);
    padding: 16px 32px;
    border-bottom: 3px solid var(--primary);
}

.menu {
    display: flex;
    justify-content: flex-end;
    margin: 0 -16px;
}

.menu a {
    color: var(--light);
    margin: 0 16px;
    font-size: 22px;
    font-weight: 900;
    text-decoration: none;
    transition: 0.4s;
    padding: 8px 16px;
    border-radius: 99px;
}

.menu a:hover{
    color: var(--primary);
}

.menu a.is-active {
    background-color: var(--primary);
}

.logo {
    font-size: 32px;
    font-weight: 900;
    color: var(--light);
    width: 100%;
    height: 100%;
}

.menu {
    display: flex;
}

main {
    padding: 100px 32px;
    display: block;
}

footer {
	position: fixed;
	left: 0;
	bottom: 0;
	width: 100%;
	background: var(--dark);
	color: var(--light);
	font-size: 17px;
	padding: 10px 20px;
	text-align: center;
}

footer a {
	color: var(--light);
    text-decoration:none;  
}

body {
  display: flex;
  justify-content: center;
}

.toptext {
	margin-top: 50px;
    font-size: 32px;
    font-weight: 700;
	color: var(--light);
}


.nametext {
    font-size: 72px;
	line-height: 0.75em;
    font-weight: 900;
	color: var(--light);
}

.bottomtext {
	margin-top: 10px;
	margin-bottom: 40px;
    font-size: 22px;
    font-weight: 600;
	color: var(--primary);
}

.bodytext {
	font-size: 24px;
	font-weight: 500;
	margin-bottom: 40px;
	color: var(--lesslight);
}

.button:hover{
    background-color: var(--dark);
    transition: 0.3s;
}

.button {
    color: var(--light);
    font-size: 18px;
    font-weight: 700;
    text-decoration: none;
    padding: 10px 12px;
    border-radius: 10px;
    background-color: var(--primary);
    display: inline-block;
    margin-top: -40px;
}

.button i {
    margin-right: 7px;
}

#particles-js canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--darker);
    z-index: -1;
}