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

.hide {
    display: none;
}

.input_data {
    background-color: transparent;
    border: none;
    color: #000; 
    font-size: 16px; 
    margin-left: auto;
    margin-right: auto;
    padding: 10px; 
    outline: none; 
    width: 35px;
}

#buttonNewGame {
    width: 200px;
    height: 45px;
    border-radius: 25px;
    border: none;
    -webkit-box-shadow: 0px 4px 4px 0px rgba(0,0,0,0.25), inset 0px -3px 11px 2px rgba(0,0,0,0.25);
    box-shadow: 0px 4px 4px 0px rgba(0,0,0,0.25), inset 0px -3px 11px 2px rgba(0,0,0,0.25);  
    cursor: pointer;
    color:#fff ;
    font-size: 800;
    background-color: #5ac3a2;
}

input[type=number]::-webkit-inner-spin-button, 
input[type=number]::-webkit-outer-spin-button {  
   opacity: 1;
}