h1 {
    color: #A7D129;
    font-family: monospace;
    text-align: center;
    font-size: 36px;
}

h3 {
    color: #A7D129;
    font-family: monospace;
    text-align: center;
    font-size: 22px;
}

div.top {
    width:100%;
    overflow:auto;
}

div.top div {
    width:10%;  
    margin: auto;
    float:none;
}

#my_pic {
    display: flex;
    justify-content: center;
}

p {
    color: #A7D129;
    font-family: monospace;
}

p.intro {
    font-size: 14px;
    border-style: ridge;
    border-width: 2px;
    border-color: #616F39;
    margin-left: 200px;
    margin-right: 200px;
    padding: 25px;
}

p.intro_date {
    font-size: 14px;
    background-color: #3E432E;
    margin-left: 200px;
    margin-right: 200px;
}

a.basic_button:link, a.basic_button:visited {
    background-color: #3E432E;
    font-size: 16px;
    color: #A7D129;
    font-family: monospace;
    padding: 14px;
    text-align: center;
    text-decoration: none;
    display: block;
}

a.basic_button:hover {
    background-color: black;
    font-size: 16px;
    color: #A7D129;
    font-family: monospace;
    padding: 12px;
    text-align: center;
    text-decoration: none;
    display: block;
    border-style: ridge;
    border-width: 2px;
    border-color: #616F39;
}