.title-logo{
    text-align: center;
}

.join-button{
    border: 1px solid red;
    right: 20px;
    padding: 7px;
    font-size: 14px;
    color: #000000;
    position:fixed;
    bottom: 30px;
    background-color: rgb(202, 232, 255);
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    z-index: 100;
}

.author-image{
    max-width: 200px;
}