body {
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
    margin: 0;
    padding: 0;
 font-size: 110%;
 line-height: 1.5;
}

button {
    background-color: #03cae4;
    color: #fff;
    border: none;
    display: block;
    width: 100%;
    cursor: pointer;
    font-size: 1.1rem;
    font-family: inherit;
    padding: 1.3rem;
    margin-top: auto;
}

button:hover {
    background-color: #04adc4;
}

button:focus {
    outline: none;
    background-color: #44b927;
}

#top {
    text-align: center;
}

#logo {
    color: white;
    background-color: rgb(18, 105, 145);
    display: inline-block;
    font-size: 32px;
    font-weight: bold;
    padding: 8px;
    margin-top: 16px;
}

#logo-name {
    font-size: 32px;
    font-weight: bold;
    margin: 16px;
    color: rgb(18, 105, 145);

}

#navigation a {
    color: rgb(18, 105, 145);
    padding: 8px;
}

#navigation a:hover {
    color: aqua;
}

#top-image img {
    width: 100%;
    margin-top: 30px;
    margin-bottom: auto;
    margin-left: 0;
    margin-right: 0;
}

#main {
    max-width: 800px;
    margin: auto;
    margin-top: 60px;
    padding: 16px;
}

#footer {
    text-align: center;
    color: grey;
    padding: 16px;
}