* {
    box-sizing: border-box;
    font-family: 'Merriweather', serif;
}

body, ul {
    margin: 0;
    padding: 0;
    height: 100%;
    position: relative;
}

.wrapper {
    position: relative;
    min-height: 100vh;
    padding-bottom: 100px;
    overflow: hidden;
    display: block;
}

main {
    background-color: white;
    padding-bottom: 100px;
}

.navigation {
    width: 100%;
    background-color: black;
    height: 60px;
}

.navbar ul {
    list-style: none;
    padding-right: 10px;
    padding-left: 10px;
    text-align: center;
}

nav li {
    display: block;
    float: right;
    padding: 20px 20px;
    text-transform: uppercase;
    margin-left: auto;
}

nav li a {
    text-decoration: none;
    color: white;
}

nav li .active {
    border-bottom: whitesmoke 2px solid;
}

nav li a:hover {
    border-bottom: whitesmoke 2px solid;
}

header img {
    height: 50px;
    float: left;
    padding-top: 10px;
    padding-left: 20px;
}

h1 {
    margin: 0;
    padding-bottom: 15px;
    padding-top: 30px;
}

h2 {
    padding-top: 25px;
    margin-top: 10px;
    margin-bottom: 10px;
}

.content {
    width: 85%;
    text-align: center;
    margin: 0 auto;
}

.column-1 {
    float: left;
    width: 50%;
    padding: 20px;
    text-align: left;
    padding-right: 25px;
}

.column-1 a {
    color: blueviolet;
    text-decoration: none;
}

.column-1 a:hover {
    color: yellowgreen;
}

.column-2 {
    float: right;
    width: 50%;
    padding: 20px;
    text-align: left;
}

.column-3 {
    float: right;
    width: 50%;
    padding: 20px;
    text-align: center;
}

.column-3 img {
    width: 150px;
    height: 150px;
    margin-bottom: 20px;
    margin-top: 10px;
    padding-bottom: 5px;
    border-bottom: 1px dotted black;
}

.column-3 img:last-child {
    border-bottom: 0px;
}

.about {
    padding-bottom: 15px;
    border-bottom: 1px dotted black;
}

.blog-post {
    padding-bottom: 15px;
    border-bottom: 1px dotted black;
    text-align: center;
}

.social {
    width: 90%;
    margin: 0 auto;
    margin-top: 30px;
    text-align: center;
}

.social-item {
    float: left;
    width: 25%;
    margin-top: 10px;
    height: 280px;
}

.social .s-img {
    height: 80px;
    width: 80px;
}

.s-img:hover {
    transform: rotate(360deg);
    transition: 2s;
}

.email {
    margin: 0px;
    text-decoration: none;
    color: black;
}

.email:hover {
    color: yellowgreen;
    transition: 3s;
}

.mail-sentence {
    padding-top: 30px;
    text-align: center;
    font-size: 20px;
    font-style: italic;
    clear: both;
}

p {
    text-align: justify;
}

p::first-letter {
    font-size: 150%;
}

.avatar {
    height: 60px;
    width: 60px;
    border-radius: 50%;
    margin: 10px;
}

.avatar:hover {
    transform: rotate(360deg);
    transition: 5s;
}

.logo:hover {
    transform: scale(1.2);
    transition: 1s;
}

.welcome-logo:hover {
    filter: blur(5px);
    transform: scale(1.2);
    transition: 2s;
}

footer>p {
    position: absolute;
    background-color: black;
    color: white;
    text-align: center;
    width: 100%;
    bottom: 0;
}

.copyright {
    padding-top: 20px;
    padding-bottom: 20px;
    margin: 0 auto;
}

@media screen and (min-width: 1024px) {

    .navbar li {
        padding-left: 40px;
    }
    .column-3 img {
        height: 50%;
        width: 50%;
    }
    .text {
        padding-left: 80px;
        padding-right: 80px;
    }
    .social-item {
        width: 33%;
        height: 33%;
    }
    
.blog-post {
    column-count: 2;
    text-align: justify;
}
}

@media screen and (max-width: 840px) {
    .navbar li {
        padding-left: 30px;
    }
    .column-1 {
        clear: both;
    }
    h1 {
        text-align: center;
    }
    .blog-post {
        column-count: 2;
        text-align: justify;
    }
}

@media screen and (max-width: 640px) {
    .navbar li {
        display: inline-block;
        padding: 32px;
    }
    .navigation {
        position: static;
        display: block;
        height: 130px;
    }
    .logo {
        display: block;
        margin-left: auto;
        margin-right: auto;
        float: none;
        clear: both;
    }
    .welcome-logo {
        width: 33.33%;
        height: 33.33%;
        display: block;
        margin-left: auto;
        margin-right: auto;
    }
    .social .s-img {
        width: 50%;
        height: 50%;
    }
    .social-item {
        width: 33%;
        height: 33%;
    }
    .column-2 {
        width: 100%;
    }

    .column-3 {
        width: 100%;
    }
    .column-1 {
        width: 100%;
        clear: both;
    }
    h1 {
        width: 100%;
        text-align: center;
        margin-top: 20px;
        margin-left: auto;
        margin-right: auto;
    }
    h2 {
        width: 100%;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
    }
}

@media screen and (max-width: 540px) {
    .navigation {
        position: static;
        text-align: center;
        padding: 10px 10px;
        height: 120px;
    }
    h1 {
        width: 100%;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
        clear: both;
    }
    h2 {
        width: 100%;
        text-align: center;
        margin-left: auto;
        margin-right: auto;
        clear: both;
    }
}

@media screen and (max-width: 360px) {
    .navbar li {
        display: block;
        float: none;
        padding: 15px;
    }
    .navigation {
        position: static;
        display: block;
        height: 330px;
    }
    li a {
        text-align: center;
    }
    .social .s-img {
        width: 30%;
        height: 30%;
    }
    .social-item {
        clear: both;
        width: 100%;
    }
}

@media print {
    .welcome-logo {
        display: none;
    }
    .s-img {
        display: none;
    }
    .social-item h2 {
        font-style: italic;
        margin: 10px;
    }
    .avatar {
        display: none;
    }
    .column-3 {
        display: none;
    }
    .column-1 {
        width: 100%;
    }
    footer {
        display: none;
    }
    .navbar {
        display: none;
    }
}