body {
    background-color: black;
}

.centercontent{
    position: absolute;
    margin-left: auto;
    margin-right: auto;
    margin-top: 80px;
    width: 60vw;
    left: 0;
    right: 0;
    text-align: center;
}

@keyframes infiniteScroll {
    from {transform: translateX(0)}
    to {transform: translateX(-50%)}
}
.banner {
    position: fixed;
    justify-content: center;
    width: 100%;
    z-index: 1;
    overflow-x: hidden;
    height: 60px;
    vertical-align: middle;
    background-color: rgb(255, 238, 0);
}
.horizontal-scrolling-items {
    display: flex;
    font-size: 15px;
    width: 2600px;
    animation-name: infiniteScroll;
    animation-duration: 20s;
    animation-iteration-count: infinite;
    animation-timing-function: linear;
}
.horizontal-scrolling-items__item {
    white-space: nowrap;
}

.header{
    padding: 10px;
    margin:auto;
    text-align: center;
    color: white;
    background-image: url("assets/stars.jpg");

    border: white 8px solid;
}

.header h1{
    font-size: 2em;
}

.header .nav button{
    width: 80px;
    margin: 10px;
    font-size: 20px;

}

.content{
    height: 100vh;
    padding: 10px;
    margin: 50px auto auto;
    text-align: center;
    background-color: black;
    color: dodgerblue;

    border: white 8px solid;
}

.sidebar {
    position: fixed;
    margin: 80px 0 0 25px;
    width: 15vw;
    height: 94vh;
    background-color: black;
    border: white 8px solid;
    text-align: center;
}

.sidebar audio {
    width: 100%; 
}

.audio{
    margin: auto;
    border-bottom: white 8px solid;
    color: rgb(255, 27, 27);
    line-height: 1px;
}

.guestbooktitle{
    text-align: center;
    color: rgb(251, 255, 7);
    margin-top: 40px;
    margin-bottom: 20px;
}

.guestbookcontent{
    display: table;
    margin: auto;
    text-align: left;
    color: white;
}