/* 
    designed existence CSS sheet
    Wed., 13th May 2026
*/

* {
    box-sizing: border-box;
}

body {
    min-height: 90vh;
    font-family: Tahoma, sans-serif;
    background-color: #faf9f6;
}

header {
    display: flex;
    justify-content: space-between;
}

h1 {
    width: 50%;
    margin: 6% 0 10% 6.25%;
    font-size: 3rem;
/*    background-color: red;*/
}

h1 > span {
    color: blueviolet;
}


nav {
    width: 39%;
    margin: 6% 6.25% 10% 0;
    padding-bottom: 0.45%;
    padding-right: 0.5%;
    display: flex;
    justify-content: flex-end;
    align-items: flex-end;
/*    background-color: greenyellow;*/
}

nav > span, nav > a {
    display: inline-block;
    width: 40%;
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 1.15%; 
    padding-bottom: 1%; 
    font-weight: 700;
    text-align: center;
    color: rebeccapurple;
    background-color: #eaeaea;
    border-radius: 5px;
    box-shadow: 0px 0px 1px 2px #e0e0e0;
}

nav > span {
    padding-top: 0.85%; 
    padding-bottom: 1.3%;
    margin-right: 3.5%;
    color: #fff;
    background-color: blueviolet;
    background-color: rebeccapurple;
    background-color: orangered;
}

nav > a {
    color: #fff;
    text-decoration: none;
    background-color: orangered;
    background-color: rebeccapurple;
}

nav > a:hover {
    background-color: rebeccapurple;
    background-color: blueviolet;
}

main {
    width: 87.5%;
    margin: 0 auto;
}

div {
    display: flex;
    margin-bottom: 5%;
    justify-content: space-between;
}

section {
    width: 46.25%;
    padding: 3%;
    background-color: #eaeaea;
}

section > img {
    width: 50%;
    float: right;
    margin-left: 5%;
    margin-right: 0.5%;
    object-fit: cover;
    border: 1px solid #eaeaea;
    box-shadow: 2px 2px 2px #494949;
}

h3 {
    margin-top: 0;
    margin-bottom: 6.25%;
    padding: 2% 0 1.75% 3%;
    color: #fff;
    background-color: orangered;
}

h3.link {
    margin-bottom: 3%;
    padding: 0;
    background-color: transparent;

}

h3 > a {
    text-decoration: none;
    color: royalblue;
}

footer {
    margin-top: 10%;
    margin-bottom: 1.5%;
    text-align: center;
    color: #191970;
}

@media (max-width: 680px) {
    
    header {
        flex-direction: column;
    }

    h1 {
        width: 95%;
        margin: 7.5% auto;
        margin: 10% auto 11.5% auto;
        text-align: center;
        font-size: 350%;
        line-height: 125%;
    }
    
    nav {
        width: 96%;
        margin: 0 auto;
        flex-direction: column;
    }
    
    nav > span, nav > a {
        width: 100%;
        padding-top: 3.15%; 
        padding-bottom: 3%;
        font-size: 110%;
    }
    
    nav > span {
        margin-right: 0;
        margin-bottom: 5%;
    }

    main {
        width: 97%;
    }

    div {
        margin-bottom: 0.3%;
        flex-direction: column;
    }

    section {
        width: 100%;
        margin: 0 auto 10% auto;
        margin: 6% auto;
        text-align: justify;
        line-height: 150%;
    }

    section > img {
        width: 98.75%;
        margin: 0;
        float: none;
    }

    h2 {
        margin-top: 5%;
        padding: 2.5% 0 2.5% 5.25%;
        background-color: #eaeaea;
        color: #fff;
        background-color: slategrey;
    }

    h3 {
        margin-top: 5%;
    }

    h3.link,
    p, ol {
        margin-left: auto;
        margin-right: auto;
        width: 96.5%;
    }

}