index.css

/* Homepage CSS Code */

header {
    font-family: sans-serif;
    font-size: 20px;
    padding: inherit;
    margin-top: 25px;
    text-align: center;
    font-weight: bold;
}

h1 {
    font-size: 15px;
    text-align: center;
}

h2 {
    font-size: 18.5px;
    text-align: center;
}

body1 {
    text-align: center;
}

/* Paragraph Code */

.p {
    margin-top: 25px;
    font-size: 13px;
    font-family: sans-serif;
    font-weight: 500;
}

/* Third Paragraph containing future project ideas, as well as current tasks that are being done to improve the website */

#ThirdParagraph {
    font-weight: bold;
}

#UnderThird {
    margin-left: 25px;
}

/* Class for lists that are organized */

.organizedlist {
    margin-left: 10px;
    font-size: 12px;
}

/* Banner Code */

.nav {
    background-color: grey;
    color: #ffffff;
    list-style: none;
    text-align: right;
    padding: 20px 0 20px 0;
}

.nav > li {
    display: inline-block;
    padding: 0 25px 0 25px;
    font-size: 12px;
}

.nav > li > a {
    text-decoration: none;
    color: #000000;
}

.nav > li > a:hover {
    color: #c1c1c1;
}

/* Code for Dark Mode */

section {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    box-sizing: border-box;
    padding: 75px;
    transition: 0s;
}

section.dark {
    background: #262626;
    color: #fff;
    transition: 0.5s;
}

ul1 {
    position: absolute;
    top: 20px;
    right: 20px;
    margin: 0px;
    padding: 0;
    width: 100px;
    height: 30px;
    z-index:1;
    border: 1px solid #000;
    border-radius: 4px;
    cursor: pointer;
    overflow: hidden;   
}

ul1.active{
    border-color:#fff;
}

ul1 li {
    list-style: none;
    width: 100%;
    height: 30px;
    text-align: center;
    text-transform: uppercase;
    transition: 0.5s;
}

ul1.active li {
    transform: translateY(-30px)
}

ul1 li span {
    display: block;
    height: 30px;
    line-height: 30px;
    width: 100%;
    color: #262626;
    background: #fff;
}

ul1 li span:nth-child(1) {
    background: #262626;
    color: #fff;
}

/* List with current issues on the website */

#List {
    margin-left: 10px;
    font-size: 12px;
}

.Banner {
    width: 100%;
    margin-top: 0px;
    display: block;
}

.Banner > .banner-image {
    width: 100%;
    height: 0%;
    display: block;
}