* {
    margin: 0; padding: 0; box-sizing: border-box;
}
body, html {
    height: 100%;
    background-color: #87ceeb;
    font-family: Arial, sans-serif;
    user-select: none;
}
#oyun {
    position: relative;
    width: 400px;
    height: 600px;
    margin: 50px auto;
    background-color: #70c5ce;
    overflow: hidden;
    border: 2px solid #000;
    border-radius: 8px;
}
#kus {
    position: absolute;
    width: 40px;
    height: 30px;
    background-color: orange;
    border-radius: 50% 50% 50% 50% / 40% 40% 60% 60%;
    top: 250px;
    left: 100px;
    transition: transform 0.1s;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}
.boru {
    position: absolute;
    width: 80px;
    background-color: #228B22;
    color: white;
    font-weight: bold;
    font-size: 18px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
    box-shadow: inset 0 0 10px #1a661a;
}
#puan {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 24px;
    color: white;
    font-weight: bold;
    text-shadow: 1px 1px 2px black;
    user-select: none;
    z-index: 1000;
}
#baslat-ekrani {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.6);
    color: white;
    font-size: 28px;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    z-index: 10000;
    user-select: none;
    text-align: center;
    padding: 20px;
    box-sizing: border-box;
}