* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    background: #202026;
    color: #f7f7f7;
}

/*header*/
header,
li,
a {
    color: #f7f7f7;
    text-decoration: none;
}

header h1 {
    padding-left: 5%;
    font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif, Courier, monospace;
}

.navlink {
    list-style: none;
}

.navlink li {
    display: inline-block;
    padding: 0px 20px;
}

.navlink li a {
    font-size: larger;
    transition: all 0.5s ease 0s;
}

.navlink li a:hover {
    background-color: #00ffff;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 5%;
}

/*main*/
#main {
    max-width: 80vw;
    max-width: 50vmax;
    margin: auto;
    font-size: 3.2vw;
    font-size: 0.9vmax;
    color: rgba(255, 255, 255, 0.925);
    padding-top: 28px;
    margin-bottom: 0;
    position: relative;
}

/*text*/
#main h1 {
    padding-top: 1rem;
    text-align: center;
    font-size: 1.75vw;
}

#buymeacoffee {
    margin: 1.5rem;
}

.center {
    display: flex;
    justify-content: center;
    align-items: center;
}

/*table of content*/
#table_of_content {
    padding-top: 2em;
    padding-left: 1em;
}

#table_of_content li {
    padding-top: 0.35em;
}

/*sections*/
.section {
    max-width: 50vw;
    max-width: 50vmax;
    margin: auto;
}

.section h2 {
    text-align: left;
    padding-top: 2em;
    font-size: 2.6vh;
    font-size: 1.2vmax;
}

.section p {
    padding-left: 1.2em;
}

.section img {
    background-color: rgb(255, 255, 255);
    padding: 4em;
    border-radius: 1em;
    margin-top: 2em;
    width: 100%;
}

.section .line {
    margin-top: 1.5em;
    border-bottom: 2px solid rgb(177, 177, 177);
    width: 50vw;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
}

/*Image in the Middle*/
#imageMiddle {
    background-color: #808080;
    padding: 1em;
    border-radius: 2em;
    margin-top: 2em;
    width: 50%;
}

/*create blurry image small: 
ffmpeg -i input.jpg -vf scale=20:-1 output.png*/
strong{
    background-color: #808080;
    padding: 0 0.25em;
    border-radius: 0.25em;
}