header{
    background-color: #3B3B3B;
    display: flex;
    align-items: center;
    padding: 10PX;
    justify-content: space-between
}

body{
    margin: 0%;
    color: white;
}

header a{
    text-decoration: none;
    color: white;
}

body h2 {
    margin: 0;
}

main {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    background-color: #475751;
    font-family: Arial, Helvetica, sans-serif;
}

.theme,.other {
    padding: 20px;
    margin: 50px;
    background-color: #3B3B3B;
    border-radius: 20px;
}

.first {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: row;
    gap: 540px;
}

.first img {
    height: 100px;
    width: 100px;
}

.first div {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
}

hr {
    height: 2px;
    width: 100%;
    background-color: #000;
    border: none;
}

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

.other article {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
    gap: 450px;
}

.other article div {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: row;
}

.first2 {
    gap: 30px;
}

.on p{
    padding: 10px;
    padding-top: 50px;
    display: inline-block;
    padding: 10px;
    padding-left: 45px;
    padding-right: 45px;
    text-decoration: none;
    color: white;
    border-radius: 50px;
    background-color: #e7dddd;
    font-family: Arial, Helvetica, sans-serif;
}

.o {
    display: flex;
    gap: 20px;
}

.t {
    display: flex;
    gap: 20px;
}

footer {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    padding: 20px;
    background-color: #3b3b3b;
}

footer p {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 22px;
}