website/css/imprint.css

body {
    background-color: #0D1117;
    color: #fff;
    margin: 0;
    text-align: center;
    font-family: 'Roboto', sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

h3 {
    color: #1F6FEB;
}

p {
    line-height: 2;
}

hr {
    border-style: none;
    background-color: #1F6FEB;
    padding: 3px 0px;
    border-radius: 100px;
    width: 25%;
    margin: 100px auto;
}

.links {
    margin: 0;
}

a {
    text-decoration: none;
}

/* ######################### Navbar Section ####################### */

header {
    height: 80px;
    background: #161b22d5;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 30px 0 25px;
    border-radius: 0px 0px 25px 25px;
    position: fixed;
    z-index: 10;
    left: 0;
    right: 0;
}

.logo {
    width: 50px;
    cursor: pointer; 
}

.logo span {
    color: #1F6FEB;
}

.hamburger {
    display: flex;

}

.nav-bar ul {
    display: flex;
    list-style: none;
    padding-left: 0px;
}

.nav-bar ul li a {
    color: #fff;
    background-color: #2A3039;
    font-size: 16px;
    padding: 8px 17px;
    border: 4px solid #2A3039;
    border-radius: 50px;
    transition: 0.2s;
    margin: 0 8px;
    display: block;
}

.nav-bar ul li a:hover {
    color: #fff;
    border: 4px solid #1F6FEB;
}

.nav-bar ul li a.active {
    color: #fff;
    background-color: #1F6FEB;
    border: 4px solid #1F6FEB;
}

/* ######################### top/home/intro Section ####################### */

.top-container {
    background-color: #0D1117;
}

/* ######################### middle container ####################### */

.middle-container  {
    margin: 100px 0px 0px 0px;
}

/* ########################## whoami Section ####################### */

#imprint-title {
    font-size: 2em;
    margin: 50px auto 100px auto;
    padding: 15px 30px;
    background-color: #161B22;
    border: 5px solid #1F6FEB;
    border-radius: 100px;
    width: 180px;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

.imprint {
    width: 400px;
    margin: auto auto 100px auto;
    background-color: #161B22;
    padding: 20px 25px;
    border-radius: 20px;
    text-align: left;
}

/* #################### Media Query aka Responsive Website #################### */

@media only screen and (max-width: 900px) {
    
    /* ######### Navbar ######### */
    .hamburger {
        display: block;
        cursor: pointer;
    }
    .hamburger .line {
        width: 30px;
        height: 3px;
        background: #1F6FEB;
        margin: 6px 0px;
        border-radius: 50px;
    }
    .nav-bar {
        height: 0px;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        width: 100vw;
        background: #161B22;
        transition: 0.2s;
        overflow: hidden;
    }
    .nav-bar.active {
        height: 210px;
        border-radius: 25px;
        border: 1px solid #2A3039;
        margin: 10px auto 0 auto;
        width: 97%;
    }
    .nav-bar ul {
        display: block;
        width: fit-content;
        margin: 80px auto 0 auto;
        text-align: center;
        transition: 0.5s;
        opacity: 0;
    }
    .nav-bar.active ul {
        opacity: 1;
    }
    .nav-bar ul li a {
        margin-bottom: 15px;
        padding: 10px 30px;
    }
    /* ######### whoami ######### */
    #imprint-title {
        width: 200px;
    }
    .imprint {
        font-size: 1em;
        width: 300px;
    }
}