* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
    font-size: 10px;
}

body {
    background: #0e0e0e;
    -webkit-touch-callout: none; 
    -webkit-user-select: none; 
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none; 
    user-select: none;
}

.qr-menu {
    position: relative;
}

.qr-menu .qr-menu-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.qr-menu .qr-menu-image img {
    min-height: 100vh;
    max-width: 100%;
}

.geri-buton {
    position: fixed;
    bottom: 20px;
    left: 20px;
    width: 50px;
    height: 50px;
    background-color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    transition: background-color 0.3s;
    cursor: pointer;
  }

  
  .geri-buton svg {
    width: 24px;
    height: 24px;
    color: #000;
  }
  


:root {
    --top: 45%;
    --margin: 4rem;
    --width: 50rem;
}

@media screen and (max-width: 1053px) {

    :root {
        --top: 45%;
        --margin: 4rem;
        --width: 40rem;
    }

}

@media screen and (max-width: 900px) {

    :root {
        --top: 45%;
        --margin: 3rem;
        --width: 40rem;
    }

}

@media screen and (max-width: 750px) {

    :root {
        --top: 46%;
        --margin: 2.5rem;
        --width: 35rem;
    }

}

@media screen and (max-width: 560px) {

    :root {
        --top: 50%;
        --margin: 2.3rem;
        --width: 27rem;
    }

}


@media screen and (max-width: 390px) {

    :root {
        --top: 49%;
        --margin: 1.8rem;
        --width: 24rem;
    }

}

@media screen and (max-width: 300px) {

    :root {
        --top: 45%;
        --margin: 3rem;
        --width: 20rem;
    }

}

.qr-menu-buttons {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: var(--top);
    left: 50%;
    transform: translate(-50%, -50%);
}

.qr-menu-buttons a {
    display: inline-block;
    margin-bottom: calc(var(--margin) * 2);
    z-index: 1;
}

.qr-menu-buttons a img {
    width: var(--width);
}