:root {
    --navheight: 50px;
    --color1: #f0f0f0;
    --color2: #be3144;
    --tilewidth: 400px;
    --tileheight: 450px;
}

* {
    margin: 0px;
    color: var(--color1);
    overflow: visible;
}

html {
    scroll-behavior: smooth;
}

#navbar-background {
    background-color: var(--color2);
    position: sticky;
    top: 0px;
    height: 50px;
}

#welcome-section-background {
    background-image: linear-gradient(60deg, #3a3d40 0%, #181719 100%);
    height: 100vh;
}

#projects-background {
    background-color: #45567d;
}

#contacts-information-background {
    background-color: #303841;
    border-bottom: var(--color2) 5px solid;
}

#footer-background {
    background-color: #303841;
    height: 150px;
}


#navbar {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    margin: 0px auto;
    height: 100%;
}

#navbar>ul {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    list-style-type: none;
}

#navbar>ul>li {
    margin: 0px auto;
}

.nav-list-items {
    text-decoration: none;
    margin: 0px 20px;
    font-size: 1.5rem;
}

#navbar>ul>li:hover {
    transition: transform 0.3s ease-out;
    transform: scale(1.5);
}

#welcome-section {
    height: 100%;
    text-align: center;
    margin: 0px auto;
    font-size: 2.5rem;
    display: flex;
    justify-content: center;
    align-items: center;
}

#welcome-section-texts>h1 {
    font-size: 3.0em;
}

#welcome-section-texts>p {
    color: var(--color2);
    font-style: italic;
    margin: 10px auto;
}

#projects {
    margin: 0px auto;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

#projects_title {
    font-size: 2.5em;
    width: 100%;
    margin: 0px auto;
    margin-top: 150px;
    margin-bottom: 10px;
}

#project-tiles {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto;
}

.project-tile {
    background-color: #303841;
    max-width: var(--tilewidth);
    min-width: var(--tilewidth);
    height: var(--tileheight);
    margin: 20px;
    font-size: 1.3rem;
}

.project-image {
    width: 100%;
    height: calc(100% - 4rem);
    object-fit: cover;
}

.project-link {
    text-decoration: none;
}

.project-title {
    margin: 15px auto;
}

.project-title-hover-effect {
    color: #303841;
}

.project-tile:hover .project-title-hover-effect {
    color: orange;
}

button {
    background-color: #303841;
    font-size: 1.3rem;
    padding: 10px 20px;
    margin-top: 10px;
    margin-bottom: 150px;
    border: #303841 solid;

}

button:hover {
    background: var(--color2);
    border: var(--color2) solid;
}

#contacts-information-texts {
    margin: 0px auto;
    width: 100%;
    height: 100%;
    text-align: center;
    font-size: 1.5rem;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
    justify-items: center;
    align-items: center;
}

#contacts-titles>h1 {
    margin: 50px 0px auto auto;
}

#contacts-titles>p {
    font-style: italic;
}

#contacts-links {
    padding: 50px;
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    grid-template-rows: auto;
    justify-items: center;
    align-items: center;
    margin: 0px auto;
}

.contacts {
    text-decoration: none;
    margin: 20px;
    transition: transform 0.3s ease-out;
}

.contacts:hover {
    transform: translateY(8px);
}


#footer {
    margin: auto;
    width: 100%;
    height: 100%;
    text-align: center;
    font-size: 1rem;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    justify-items: center;
    align-items: center;
}


@media (max-width: 500px) {
    #navbar-background {
        height: 100px;
    }

    #navbar {
        justify-content: flex-end;
    }

    #navbar>ul {
        flex-direction: column;
    }

    #project-tiles {
        display: grid;
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .project-tile {
        background-color: #303841;
        max-width: 300px;
        min-width: 300px;
        height: 350px;
        margin: 20px;
        font-size: 1.3rem;
    }

    #contacts-links,
    #contacts-titles {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    #footer {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
}

@media (min-width: 501px) and (max-width: 890px) {
    #project-tiles {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    #contacts-links {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    #footer {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
}

@media (min-width: 891px) and (max-width: 1350px) {
    #project-tiles {
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
    }

    #footer {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
}

@media (min-width: 1500px) {

    #navbar,
    #welcome-section,
    #projects,
    #contacts-information,
    #footer {
        max-width: 1500px;
    }
}