index.css

/* ---- Reset ---- */
* {
    margin: 0;
    padding: 0;
    list-style: none;
    font-family: 'Inter', sans-serif;
    --primary: #a890ff;
    --primary-light: #bba8ff;
    --primary-dark: #8778b3;
    --primary-text: #9c88e7;
    
    --secondary: #a5a5a5;
    --secondary-light: #b9b9b9;

    --main-title-grey: #2c2c2c;

    --title-grey: #5c5c5c;
    --title-dark-grey: #444444;

    --background: #fcfcfc;
    --background-secondary: #f7f7f7;
}

/* ---- Header ---- */
nav {
    position: fixed;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    background-color: #f8f8f8;
    box-shadow: 0 1px 12px rgba(160, 160, 160, 0.671);
    top: 0;
    z-index: 1;
    border: 1px transparent;
    border-radius: 20px;
    width: 90%;
    margin: 1rem auto;
    left: 50%;
    transform: translate(-50%, 0);
}
nav i {
    position: relative;
    display: block;
    top: 2.5rem;
    left: 3rem;
    color: var(--main-title-grey);
}
nav ul {
    display: flex;
    position: relative;
    padding: 2rem;
}
nav li {
    margin: 0 0.75rem;
    font-size: 1.05rem;
    font-weight: 600;
}
.nav-button {
    text-decoration: none;
    color: black;
    text-decoration: underline;
    text-decoration-color: transparent;
    text-decoration-thickness: 0.22rem;
    transition: all ease 60ms;
    color: var(--main-title-grey);
    font-weight: 600;
}
.nav-button:hover  {
    text-decoration-color: var(--primary);
}

/* ---- Startpage ---- */
.startpage {
    display: block;
    position: relative;
    margin: 10rem 0;
}
.startpage .startpage-content {
    position: relative;
    text-align: center;
    display: block;
}
.startpage-title {
    font-size: 72px;
    font-weight: 700;
    color: var(--main-title-grey);
    line-height: 0.9;
    padding-bottom: 1.5rem;
}
.title-text {
    padding: 0 0 1rem 0;
    color: var(--title-grey);
}
.title-text-purple {
    color: var(--primary-text);
    font-weight: 900;
    text-decoration: none;
}
.title-text-gray {
    color: var(--title-dark-grey);
    font-weight: 900;
}
.main-button {
    text-decoration: none;
    display: inline-block;
    font-weight: 700;
    color: white;
    background-color: var(--primary);
    padding: 0.75rem;
    margin: 0.5rem;
    border: 1px transparent;
    font-size: 18px;
    border-radius: 4px;
    transition: background-color linear 100ms;
}
.main-button:hover {
    background-color: var(--primary-light);
}
.demo-button {
    text-decoration: none;
    display: inline-block;
    font-weight: 700;
    color: white;
    background-color: var(--secondary);
    padding: 0.75rem;
    margin: 0.5rem;
    border: 1px transparent;
    font-size: 18px;
    border-radius: 4px;
    transition: background-color linear 100ms;
}
.demo-button:hover {
    background-color: var(--secondary-light);
}

/* ---- Features ---- */
.features {
    display: block;
    position: relative;
    margin: 5rem 0;
}
.features h1 {
    color: var(--main-title-grey);
    font-size: 48px;
    margin: 2rem 0 3rem 0;
}

.features-wrapper {
    display: flex;
    flex-wrap: nowrap;
    width: 80%;
    margin: auto;
}
.features-item {
    background-color: var(--background);
    margin: 0 0.8rem 0 0.8rem;
    padding: 1.2rem 1rem 2rem 1rem;
    border: 1px transparent;
    border-radius: 10px;
    box-shadow: 3px 4px 10px var(--secondary);
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
}
.features-item:hover {
    background-color: var(--background-secondary)
}
.features-item-text {
    align-self: flex-start;
}
.features-icon {
    color: var(--title-dark-grey);
    align-items: flex-end;
    padding-top: 2rem;
}
.features-item:hover .features-icon {
    color: var(--primary-dark)
}
/* ---- Installation ---- */
.installation {
    display: block;
    position: relative;
    margin: 5rem 0;
}
.installation h1 {
    color: var(--main-title-grey);
    font-size: 48px;
    margin: 2rem 0 3rem 0;
}

.installation-wrapper {
    display: flex;
    justify-content: center;
    margin: auto;
}
.installation-item {
    background-color: var(--background);
    margin: 0 0.8rem 0 0.8rem;
    padding: 1.2rem 1rem 1rem 1rem;
    border: 1px transparent;
    box-shadow: 3px 3px 12px var(--secondary-light);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    width: 13vw;
    align-content: space-between;
    cursor: pointer;
}
.installation-item:hover {
    background-color: var(--background-secondary);
}
.installation-os-wrapper {
    margin: auto;
    display: flex;
    justify-content: center;
    flex-direction: column;
}
.installation-item-icon {
    margin: 0.5rem auto 0.5rem auto;
    color: var(--title-dark-grey)
}
.installation-item:hover .installation-item-icon {
    color: var(--primary-dark)
}
.installation-item-plus {
    align-self: flex-end;
    margin: 10px 0 0 10px;
    position: relative;
}
.installation-item p {
    font-weight: 600;
    font-size: 20px;
}

/* ---- Installation Popup ---- */
.installation-popup-wrapper {
    z-index: 10;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #c9c9c975;
    visibility: hidden;
    backdrop-filter: blur(3px);
    display: flex;
    justify-content: center;
    align-items: center;
}
.installation-popup-root {
    display: flex;
    justify-content: center;
    align-items: center;
}
.installation-popup {
    z-index: 11;
    position: fixed;
    width: 60vw;
    background-color: var(--background);
    border: 1px solid transparent;
    border-radius: 10px;
    box-shadow: 0 0 2000px var(--secondary-light);
    display: flex;
    flex-direction: column;
}
.installation-popup-x {
    position: absolute;
    align-self: flex-end;
    margin: 1rem 1rem 0 0;
    color: var(--title-dark-grey);
    cursor: pointer;
}
.installation-popup-content {
    margin: 2rem 0;
}
.installation-popup-content h1 {
    margin-bottom: 1rem;
    color: var(--main-title-grey)
}
.installation-popup-content p {
    font-size: larger;
}
.installation-popup-background {
    position: fixed;
    z-index: -9;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

/* ---- Footer ---- */
Footer {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    background-color: #f8f8f8;
}
.footer-button {
    text-decoration: none;
    color: var(--secondary);
    text-decoration: underline;
    text-decoration-color: transparent;
    text-decoration-thickness: 0.22rem;
    transition: all ease 60ms;
}
.footer-button:hover {
    text-decoration-color: var(--primary);
}
Footer ul {
    display: flex;
    position: relative;
    padding: 2rem;
}
Footer li {
    margin: 0 0.75rem;
    font-size: 1.05rem;
    font-weight: 600;
}

/* ---- Syntax ---- */


/* ---- General ---- */
p, h3, h1, ul, li {
    text-align: center;
}
h3 {
    color: var(--main-title-grey);
    font-size: 32px;;
}

/* ---- Media queries ---- */
@media screen and (min-width: 100rem) {
    .features-wrapper {
        width: 70%;
    }
    .features-item {
        margin: 0 1.5rem 0 1.5rem;
    }
}
@media screen and (min-width: 115rem) {
    .features-wrapper {
        width: 62%;
    }
    .features-item {
        margin: 0 2rem 0 2rem;
    }
}