* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: monospace;
}

body {
    overflow: hidden;
    background-color: #15160cc4;
    min-height: 100vh;
    min-width: 100vw;
    display: flex;
    justify-content: center;
    align-items: center;

}

main {
    overflow: hidden;
    height: 80vh;
    width: 75vw;
    background-color: #424242;
    border-radius: 10px;
}

.head {
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    width: 100%;
    height: 14%;
    background-color: #303030;
    color: white;
    font-size: 24px;

}

.head span {
    background-color: rgba(39, 177, 69, 0.651);
    padding: 8px 12px;
    border-radius: 5px;
    font-size: inherit;
}


.startup-page {
    height: 100%;
    width: 50%;
    margin: auto;
    /* background-color: rgb(46, 22, 26); */
    color: white;
}

.startup-page h2 {
    text-align: center;
    font-weight: 700;
    font-size: 40px;
    color: rgba(10, 172, 45, 0.774);

}

.startup-page ul {
    margin-top: 12px;
    font-size: 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;

}

.startup-page h4 {
    font-size: 22px;
    color: rgba(7, 201, 49, 0.77);
}

.btn {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
}

.btn button, .reset-btn {
    cursor: pointer;
    border: none;
    outline: none;
    background-color: green;
    color: white;
    padding: 8px 16px;
    border-radius: 4px;
    font-weight: 800;
    font-size: 16px;
}

.btn button:hover, .reset-btn:hover {
    background-color: rgba(6, 117, 6, 0.829);
}

.bubble-box {
    height: calc(100% - 14%);
    padding: 16px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    overflow: auto;
}
.bubble {
    height: 60px;
    width: 60px;
    border-radius: 100%;
    background-color: rgba(33, 150, 58, 0.774);
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    color: white;
    cursor: pointer;
    animation: rotateFrame 0.4s linear infinite;
}

.bubble:hover {
    background-color: rgba(20, 94, 36, 0.774);
}

.bubble-box.game-over {
    width: 100%;
    font-size: 56px;
    color: rgb(236, 193, 113);
}
.max-score{
    display: block;
    font-size: 16px;
}

@keyframes rotateFrame{
    from{
        transform: rotate(0deg);
    }
    to{
        transform: rotate(360deg);
    }
}

@media screen and (max-width: 880px){
    .head{
        font-size: 12px;
    }
    .startup-page {
        width: 90%;
    }
    .startup-page h2 {
        font-size: 28px;
    }
    .startup-page h4{
        font-size: 18px;
    }
    .startup-page ul{
        font-size: 12px;
    }
    .bubble-boxP{
        font-size: 8px;
    }
    .bubble{
        height: 28px;
        width: 28px;
    }
}