:root {
    --button-color: rgb(23,23,23);
}

@font-face {
    font-family: Main-Font;
    src: url("https://erikoellers.de/stylesheet/Oswald-VariableFont_wght.ttf");
}
body {
    background: url("https://erikoellers.de/img/background.png");
    color: white;
    font-family: Main-Font;
}

header {
    text-align: center;
    padding: 4%;
}

#title_name {
    font-size: 300%;
}

#title {
    font-size: 600%;
}


/*Button System*/


#buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-width: 916px;
    width: calc(100% - 20px);
    align-items: center;
    display: flex;
    justify-content: center;
    margin:auto;
    padding: 0px;
    margin-top: -2%;
    
}

.button {
    border-radius: 15px;
    cursor: pointer;
    background-color: rgba(255, 255, 255, 0.05);
    height: 260px;
    position: relative;
    width: 300px;
}

.button:hover::before {
    opacity: 1;
}

#buttons:hover > .button > .button_border{
    opacity: 1;
}

.button::before,
.button_border {
    opacity: 0;
    transition: opacity 500ms;
    border-radius: inherit;
    content: "";
    height: 100%;
    left: 0px;
    position: absolute;
    top: 0px;
    width: 100%;
    z-index: 2;
}

.button::before {
    background: radial-gradient(
        800px circle at var(--mouse-x) var(--mouse-y),
        rgba(255,255,255, 0.06),
        transparent 40%
    );
    z-index: 3;
}

.button > .button_border {
    background: radial-gradient(
        400px circle at var(--mouse-x) var(--mouse-y),
        rgba(255,255,255, 0.3),
        transparent 40%
    );
    z-index: 1;
}

.button_content {
    overflow: hidden;
}

.button_img{
    position: relative;
    width: 180px;
    top: 10%;
    left: 50%;
    transform: translate(-50%);
}

.button_name {
    text-align: center;
    position: absolute;
    font-size: 40px;
    top: 80%;
    left: 50%;
    transform: translate(-50%);
}

.button > .button_content {
    height: calc(100% - 3px);
    width: calc(100% - 3px);
    background-color: var(--button-color);
    border-radius: inherit;
    margin: 1px;
    z-index: 2;
    position: relative;
}

#doblub {
    font-size: 30px;
    text-align: center;
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%);
}

.notyet {
    font-size: 30px;
    text-align: center;
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%);
}

#doblub_img{
    position: relative;
    width: 180px;
    top: 30%;
    left: 50%;
    transform: translate(-50%);
}

.notyet_img {
    position: relative;
    width: 140px;
    top: 10%;
    left: 50%;
    transform: translate(-50%);
}