body {
    padding-left: 17%;
    padding-right: 17%;
    padding-bottom: 5%;
    padding-top: 2.5%;
}

h4 {
    color: #555555;
}

ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

li {
    display: inline;
    margin-right: 15px;
}

header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: center;
    min-width: 200px;
}

.navigator {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: center;
    min-width: 200px;
}

.start {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: center;
    min-width: 200px;
}

footer {
    padding-top: 7%;
}