body, html{
    margin: 0;
    padding: 0;
    background-color: aquamarine;
    user-select: none;
    -webkit-user-select: none;    
    -moz-user-select: none;
}

#mainBall{
    border-radius: 50%;
    border: 4px solid #222;
    background-color: rgb(235, 235, 230);
    z-index:1;
}

#gameEnd{
    position: absolute;
    width: 300px;
    height: 140px;
    background: rgba(237, 237, 237, 0.51);
    z-index: 99;
    margin-left: 40vw;
    margin-top: 200px;
    border-radius: 0.5em;
}

#gameEnd > div{
    margin: 10px;
}

#gameEnd > button{
    font-size: 2.4em;
    background: none;
    width: 290px;
}

.portal{
    position: absolute;
    width: 50px;
    height: 50px;
    background: blue;
    transform: translate(-25px, -25px); 
    background: url("portal.png");
    background-size: 50px;
}

#reset{
    position: absolute;
    width: 80px;
    height: 80px;
    background: url("https://cdn-icons-png.flaticon.com/512/2618/2618245.png");
    background-size: 80px;
    background-position: center;
    right: 0;
    border: none;
    z-index: 2;
}

#reset:hover{
    filter: invert(0.3);
}

#UI{
    width: 130px;
    background: rgb(255, 244, 182);
    position: absolute;
    margin: 10px;
    z-index: 11;
    padding: 10px;
    border-radius: 0.5em;
    font-family: sans-serif;
    
}

#hits{
    display: flex;
    flex-direction: column;
}

#userHits{
    font-size: 2em;
}

#par{
    color: grey;
}

.wall{
    position: absolute;
    background: burlywood;
    border: 6px solid #222;
}

.arrow {
    display: none;
    position: absolute;
    border: 6px solid red;
    border-radius: 2em;
    width: 40px;
    height: 0;
    background-color: aliceblue;
    transform-origin: 0% 50%;
    pointer-events: none;
    z-index: 10;
}

.arrowDot {
    display: none;
    position: absolute;
    border: 3px solid red;
    border-radius: 50%;
    width: 10px;
    height: 10px;
    background-color: black;
    transform-origin: 0% 50%;
    pointer-events: none;
    z-index: 10;
}

.hole{
    position: absolute;
    width: 40px;
    height: 40px;
    border: 4px solid grey;
    background: black;
    border-radius: 50%;
    z-index: 0;
}