*,
::before,
::after {
    box-sizing: border-box;
}

body {
    margin: 0;
}

header nav {
    display: block;
    background-color: rgb(0, 164, 55);
}

header h1 {
    max-width: 780px;
    margin: .6em auto;
}

.navul {
    display: flex;
    max-width: 780px;
    margin: 0 auto;
    padding: .6em 0;
    list-style: none;
}

.navul a {
    margin: 0;
    color: #fff;
    text-decoration: none;
}

.navul a:hover {
    color: #dedcdc;
}

.navul li + li {
    margin-left: 1em;
}

.navul > .endli {
    margin-left: auto;
}

/**main**/
.main {
    max-width: 780px;
    margin: .2em auto;
}

.main > div {
    margin: .5em 0;
    padding: .5em;
    border: #dedcdc 2px solid;
}

.title {
    background-color: #e8e5e5;
    padding: .5em;
    border-radius: .5em;
}

.main p {
    padding: .5em;
    margin-top: 0;
}

/**footer**/
footer {
    max-width: 780px;
    margin: .2em auto;
    padding-top: .5em;
    text-align: center;
    border-top: 5px solid #dedcdc;
}