body {
    font-family: sans serif;
    margin: 0px;

}

textarea {
    width: 100%;
    margin-bottom: 20px;
}


button {
    background-color: #486db5;
    font-size: 24px;
    color: white;
    padding: 14px;
    border: none;
    margin: 4px;
    width: 100%;
}

.content {
    width: 800px;
    margin-left: auto;
    margin-right: auto;

}

.example {
    box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
    display: block;
    margin-left: auto;
    margin-right: auto;

}
.logo {
    display: block;
    padding: 8px;
    margin-top: 60px;
    margin-left: auto;
    margin-right: auto;
    width: 180px;
    height: 180px;
}

.header {
    position: fixed;
    margin-bottom: 20px;
    width: 100%;
    top: 0;
    background-color: #486db5;
    color: white;
    padding: 6px;
    text-align: center;
    font-size: 32px;
    font-weight: bold;
}
.footer {
    width: 100%;
    color: white;
    padding: 6px;
    background-color: #486db5;
    font-size: 12px;
    text-align: center;

}
.error {
    padding: 8px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    font-weight: bold;
    color: red;
}