body {
    margin: 0;
    padding: 0;

    font-family: "MS Sans Serif", Arial, sans-serif;

    background-image: url("../assets/images/bg.png");
    background-repeat: repeat;
}

.container, .guestbook-container {
    margin: 16px auto;
    width: 936px;

    background-color: #c0c0c0;
    border: 2px solid;
    border-color: #ffffff #808080 #808080 #ffffff;
    padding: 2px;

    @media (max-width: 1000px) {
        width: calc(100% - 64px);
    }
}

.navigation-bar {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    margin: 0 0 8px 0;
    gap: 4px;
    list-style: none;
    padding: 0;
}

.navigation-bar li {
    border: 2px solid;
    border-color: #ffffff #808080 #808080 #ffffff;
    width: 100%;
    text-align: center;
    background-color: #c0c0c0;
    font-weight: bold;
}

.navigation-bar li.active, .navigation-bar li:active {
    border-color: #808080 #ffffff #ffffff #808080;
}

.navigation-bar li.active {
    pointer-events: none;
}

.navigation-bar li a {
    display: block;
    padding: 4px 16px;
    text-decoration: none;
    color: black;
    font-size: 14px;
}

.navigation-bar li.active a, .navigation-bar li:active a {
    padding: 5px 15px 3px 17px;
}

.navigation-bar li:not(.active):hover {
    background-color: #d0d0d0;
}

.links-content {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2px;
}

.home-content {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.home-content img {
    border-radius: 50%;
}

.guestbook-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.guestbook {
    max-height: 500px;
    height: 300px;
    overflow-y: auto;
    width: calc(100% - 32px);
    border: 2px solid;
    border-color: #808080 #ffffff #ffffff #808080;
    margin-bottom: 2px;
    scrollbar-color: #c0c0c0 #dfdfdf;
    scrollbar-width: thin;
    /*scrollbar-width: none;*/
}

.guestbook-iframe {
    max-height: 500px;
    height: 300px;
    overflow-y: auto;
    width: calc(100% - 32px);
    border: 2px solid;
    border-color: #808080 #ffffff #ffffff #808080;
    margin-bottom: 2px;
    scrollbar-color: #c0c0c0 #dfdfdf;
    scrollbar-width: thin;
    /*scrollbar-width: none;*/
}

.guestbook::-webkit-scrollbar, .guestbook-iframe::-webkit-scrollbar {
    width: 12px;
}

.guestbook::-webkit-scrollbar-thumb, .guestbook-iframe::-webkit-scrollbar-thumb {
    background-color: #c0c0c0;
    border: 2px solid;
    border-color: #ffffff #808080 #808080 #ffffff;
}

.guestbook::-webkit-scrollbar-track, .guestbook-iframe::-webkit-scrollbar-track {
    background-color: #dfdfdf;
    background-image: linear-gradient(45deg, #c0c0c0 25%, transparent 25%),
                      linear-gradient(-45deg, #c0c0c0 25%, transparent 25%),
                      linear-gradient(45deg, transparent 75%, #c0c0c0 75%),
                      linear-gradient(-45deg, transparent 75%, #c0c0c0 75%);
    background-size: 2px 2px;
}

.guestbook-entry {
    margin: 0;
    padding: 2px;
}

.guestbook-entry:nth-child(odd) {
    background-color: #d0d0d0;
}

.guest-name {
    font-weight: bold;
    margin: 0 0 2px;
}

.guest-message {
    margin: 0;
}

.guestbook-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin: 8px 0 0 0;
    padding: 2px;
    width: 300px;
}

.guestbook-form input[type="text"], .guestbook-form textarea {
    background-color: #ffffff;
    border: 2px solid;
    border-color: #808080 #ffffff #ffffff #808080;
    padding: 2px 4px;
    font-family: inherit;
    font-size: 14px;
    outline: none;
    width: calc(100% - 16px);
    box-sizing: border-box;
}

.guestbook-form textarea {
    resize: vertical;
    min-height: 60px;
}

.guestbook-form button {
    background-color: #c0c0c0;
    border: 2px solid;
    border-color: #ffffff #808080 #808080 #ffffff;
    padding: 4px 12px;
    font-family: inherit;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    outline: none;
}

.guestbook-form button:active {
    border-color: #808080 #ffffff #ffffff #808080;
    padding: 5px 11px 3px 13px;
}

.visits {
    height: 31px;
    width: 88px;
    border: 2px solid;
    border-color: #ffffff #808080 #808080 #ffffff;
    /*border-color: #808080 #ffffff #ffffff #808080;*/
    background-color: #c0c0c0;
}