html,body{
    position: relative;
    margin: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif
}

.container {
    display: flex;
    flex-direction: column;
    height: 100%;
    min-width: 200px;
    width: 100%;
}

.content {
    width: 100%;
    height: 100%;
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    /* background-color:  rgba(78, 78, 78, 0.5); */
}

#ar-container{
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    /* z-index: 1; */
}

.btn-container{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 350px;
    max-width: 400px;
    margin-bottom: 40px;
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    /* z-index: 100; */
}

.btn{
    width: 80px;
    height: 80px;
    border: 3px solid rgb(255, 255, 255);
    border-radius: 50%;
    background-color: rgb(235, 235, 235);
    color: rgb(78, 78, 78);
    font-weight: 800;
    white-space: pre-line;
    margin: 10px;
}

/* disabeled buttons style */
.btn:disabled{
    background-color: rgb(245, 245, 245);
    color: rgb(187, 187, 187);
}


/* Media query for screens larger than phones */
@media only screen and (min-width: 600px) {
    .container {
      width: 50%;
      margin: 0 auto; /* Center the container */
      flex-basis: calc((100vh - 16px) * 9 / 16);
      max-width: calc((100vh - 16px) * 9 / 16);
    }

    .btn{
        width: 90px;
        height: 90px;
    }
 
  }