*{
    margin: 0;
    padding: 0;
}
body{
    background-color: #222;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: white;
}
.container{
    border: 1px solid black;
    width: 416px;
    height: auto;
    display: flex;
    flex-wrap: wrap;
    background-color: aliceblue;
    color: black;
}
#tela-inicial, .container #tela-inicial #tela-dificuldade{
    width: 416px;
    height: 100vh;
    display: flex;
    align-items: center;
    background-color: rgba(0,0,0,0.7);
    position: absolute;   
    color: white;
    flex-direction: column;
    font-size: 20px;
}
.container #tela-inicial a, .container #tela-dificuldade a{
    width: 200px;
    height: 50px;
    background-color: orange;
    color: white; 
    text-decoration: none;
    font-size: 28px;
    line-height: 50px;
}
.container #tela-dificuldade small, .container #tela-dificuldade h2{
    line-height: 1;
    margin: 10px;
}
.container #tela-inicial #btn-mudar-dificuldade{
    margin-bottom: 20px;
    font-size: 15px;
}
.container div {
    width: 50px;
    height: 50px;
    border: 1px solid black;
    font-size: 0;
    text-align: center;
    line-height: 50px;
    transition: 0.2s ease;
    background-size: 100% 100%;
}
#a1{
    background-color: #555;
}
.control{
    width: 416px;
    height: auto;
    display: none;
    flex-direction: column;
}
.container-arrow{
    height: 100%;
    width: 100%;
    display: flex;
    justify-content: center;
}
.container-arrow:nth-child(2){
    justify-content: space-around;
}
.arrow{
    background-color: firebrick;
    width: 80px;
    height: 60px;
    background-size: 100% 100%;
}
.container .tutorial{
    display: flex;
    align-items: center;
    width: 100%;
    height: auto;
    margin-bottom: 20px;
    background-color: aliceblue;
    padding-bottom: 5px;
}
.container #sinopse{
    flex-direction: column;
    display: flex;
    background-color: aliceblue;
    width: 100%;
    height: auto;
    line-height: 1;
    color: black;
    border: none;
    margin-bottom: 20px;
    margin-top: 5px;
    padding-bottom: 5px;
}
.container #sinopse h1{
    font-size: 25px;
}
.container #sinopse p{
    font-size: 20px;    
}
.container .tutorial img{
    width: 50px;
    height: 50px;
}
.container .tutorial h1{
    font-size: 30px;
    color: black;
    text-align: center;
    width: 100%;
}
.container .tutorial p{
    font-size: 20px;
    color: black;
    line-height: 1;
}
#top{
    background-image: url(img/arrow/top.png);
}
#left{
    background-image: url(img/arrow/left.png);
}
#right{
    background-image: url(img/arrow/right.png);
}
#down{
    background-image: url(img/arrow/bottom.png);
}
#btn-mute{
    display: none;
}
@media (max-width: 700px) and (min-width: 0px){
    h2{
        font-size: 30px;
    }
    .container{
        width: 100%;
        height: 45vh;
        justify-content: center;
    }
    .container #tela-inicial, .container #tela-inicial #tela-dificuldade{
        width: 100%;
        height: 100vh;
        font-size: 15px;
    }
    .container #tela-inicial a, .container #tela-dificuldade a{
        width: 180px;
        height: 50px;
        font-size: 30px;
        line-height: 50px;
    }
    .container #tela-dificuldade small, .container #tela-dificuldade h2 {
        width: 85%;
    }
    .container div {
        width: 11.9%;
        height: 11.9%;
    }
    .control{
        margin-top: 2vh;
        width: 100%;
        height: 35vh;
        display: flex;
        flex-direction: column;
    }
    .arrow{
        width: 25%;
        height: 100%;
        border-radius: 100%;
    }
    #btn-mute{
        display: block;
        border-radius: 100%;
        background-color: firebrick;
        position: absolute;
        right: 5px;
        bottom: 5px;
        width: 45px;
        height: 45px;
        background-image: url(img/mute/no-muted.png);
        background-size: 80% 80%;    
        background-position: center; 
        background-repeat: no-repeat;
    }
}
@media (orientation: landscape) and (max-width:700px){
    body{
        flex-direction: row;
        flex-wrap: wrap;
    }
    h2{
        width: 100%;
        text-align: center;
    }
    .container{
        width: 50%;
        height: 70vh;
    }
    .container div{
        width: 11.7%;
        height: 11.5%;
    }
    .container #tela-inicial{
        width: 100%;
        font-size: 20px;
        height: 89vh;
        position: absolute;
        left: 0;
        align-items: center;
    }
    .container #sinopse, .container .tutorial{
        width: 90%;
    }
    .container #tela-inicial h2{
        width: 100%;
    }
    .container #tela-inicial a, .container #tela-dificuldade a{
        width: 20%;
        height: 35px;
        font-size: 20px;
        line-height: 35px;
    }
    .control{
        width: 45%;
        height: 60vh;
    }
}