body{
        background-color:#292831;
  }
mainframe{
    padding: 5px;
    margin: 0 auto;
    height: 37vw;
    width: 37vw;
    border: 3px solid #4a7a96;
    position: absolute;
    left: 25%;
    top: 15%;
    background-image: url('https://i.pinimg.com/736x/3d/05/23/3d0523ce303c1c6d0c6fb5d718651610.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    margin: 0;
    background-size: 100% 100%;
}
topbar{
    position: absolute;
    top: 5%;
    left: 24.7%;
    margin: 5px;
    padding: 5px;
    height: 3vw;
    width: 38vw;
    border: 3px solid #4a7a96;
    background-color: #4a7a96;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-sizing: border-box;
}
.button{
    border: 2px solid #fbbbad;
    line-height: 1.5;
    padding: 0 10px;
    margin: 5px;
    font-size: 1rem;
    text-align: center;
    color: #4a7a96;
    text-shadow: 1px 1px 1px black;
    border-radius: 10px;
    background-color: #fbbbad;
}

.marked {
    padding: 5px;
    margin: 5px;
    position: absolute;
}

.modal {
    opacity: 0;
    position: fixed;
    top: 25%;
    left: 25%;
    transition: all 0.3s ease-in-out;
    z-index: -1;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-inner {
    background-color: white;
    border-radius: 2px;
    padding: 5px;
    text-align: center;
    width: 380px;
    height: 380px;
    autoflow: auto;
}

.modal.open {
    opacity: 1;
    z-index: 999;
}