* 
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-align: center;
}

body 
{
    font-family: Arial, Helvetica, sans-serif;
    background-color: floralwhite;
}

.container 
{
    border: 2px solid black;
    border-radius: 4px;
    width: 800px;
    height: 600px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: ghostwhite;
}

.game
{
    width: 85%;
    height: 250px;
    position: absolute;
    top: 10%;
    left: 50%;
    transform: translate(-50%, 0%);
    display: inline-flex;
}

.num 
{
    border: 1px solid rgb(230, 230, 230);
    border-radius: 4px;
    margin-top: 25px;
    margin-bottom: 10px;
    margin-left: 5px;
    width: 140px;
    height: 140px;
    text-align: center;
    text-transform: none;
    font-size: 65px;
}

#n1
{
    margin-left: 2.5%;
    background-color: green; 
    text-align: center;
    padding-top: 4%;
}

#n2 
{
    background-color: rgb(0, 132, 255); 
}

#n3
{
    background-color: rgb(255, 47, 47); 
    padding-top: 3%;
}

.operator
{
    border: 1px solid rgb(230, 230, 230);
    background-color: rgb(230, 230, 230);;
    border-radius: 4px;
    margin-top: 25px;
    margin-bottom: 10px;
    margin-left: 5px;
    width: 100px;
    height: 140px;
    text-align: center;
    text-transform: none;
    padding-top: 4%;
    font-size: 65px;
}

.score 
{
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, 0%);
    width: 30%;
    height: 50px;
    text-align: center;
    font-size: 35px;
}

.btns_Container 
{
    position: absolute;
    top: 70%;
    left: 50%;
    transform: translate(-50%, 0%);
    display: flex;
    flex-wrap: wrap;
    width: 50%;
    height: 55px;
}

.btnCS {
    position: relative;
    margin: 2px;
    flex-wrap: 1 0 33.33%;
}

.nbtn {
    color: white;
    padding: 16px;
    font-size: 16px;
    border: none;
    cursor: pointer;
}

.restart { background-color: grey; display: block; margin-left: 3px; pointer-events: none; } .restart:hover, .restart:focus { background-color: #b92929;}
.check { background-color: grey; display: block; pointer-events: none;  } .check:hover, .check:focus { background-color: #35b929; }
.info   { background-color: violet; display: block; } .info:hover, .info:focus { background-color: blueviolet; }
.next { background-color: #345bdb; display: block;  } .next:hover, .next:focus { background-color: #3329b9; }
.ok { background-color: #dbb434; /* display: none;  */ } .ok:hover, .ok:focus { background-color: #b96a29; }

/*
*Start button Dropdown and all 
*it's elements style 
*and behavior
*/
/*Start button*/
.dropbtn {
    background-color: #3498DB;
    color: white;
    padding: 16px;
    font-size: 16px;
    border: none;
    cursor: pointer;
    margin: 2px;
}

.dropbtn:hover, .dropbtn:focus {
    background-color: #2980B9;
}

/*Dropdown menu and content style*/
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-content {
    display: none;
    position: absolute;
    left: -50%;
    background-color: #f1f1f1;
    min-width: 160px;
    overflow: auto;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
}

/*
*Style for the individual items
*in the dropdown menu
*/
.dropElement {
    color: rgb(0, 0, 0);
    padding: 12px 16px;
    display: block;
    text-align: center;
    font-family: sans-serif;
}

.dropElement:hover {background-color: #ddd;}

/*Javascript accessed atributes*/
.show {display: block;}
.hide {display: none;}

.messajes 
{
    border: 2px solid black;
    border-radius: 4px;
    position: absolute;
    top: 60%;
    left: 50%;
    transform: translate(-50%, -0%);
    width: 550px;
    height: 185px;
    z-index: 3;
    background-color: #ebece5;
    text-align: center;
    display: none;
    padding-top: 16px;
    font-size: 25px;
    cursor: pointer;
}

.messajes .btnCS 
{
    margin-top: 5px;
    margin-left: 40%;
}



.messaje 
{
    margin-top: 2px;
    margin-left: 2%;
    width: 95%;
    height: 80px;
}

.infoPanel {
    text-align: center;
    border: 1px solid black;
    background-color: whitesmoke;
    width: 800px;
    height: 600px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);    
    display: none;
}

.infoPanel h1 {
    margin-top: 15%;
}

.infoPanel p {
    padding: 10px;
    padding-left: 30px;
    padding-right: 30px;
    font-size: 25px;
}