* {
    margin: 0;
    padding: 0;
}

@font-face {
    src: url(fonts/Asap-Regular.ttf);
    font-family: ASAP;
}

@font-face {
    src: url(fonts/Asap-Bold.ttf);
    font-family: ASAP_BOLD;
    font-weight: bold;
}

html {
    height: 100%;
}

body {
    height: 100%;
    overflow-y: hidden;
    overflow-x: hidden;
    color: white;
}

.content-wrapper {
    position: relative;
    top: 50%;
    transform: translateY(-50%);
    max-width: 1280px;
    height: 720px;
    margin: auto;
    display: flex;
}

.background {
    height: 100%;
    width: 100%;
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    background-color: black;
    background-image: url("../image/space.jpg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
}

.background img {
    width: 100%;
}

.background .title {
    position: relative;
    align-self: center;
    font-family: ASAP_BOLD;
    font-size: 3em;
    margin: 30px 0 60px 0;
    color: #88ce02;
}

.background .instruction{
    position: absolute;
    left: 85px;
    width: 250px;
    text-align: center;
    top: -30px;
}

.gameBoard {
    position: relative;
    width: 850px;
    height: 450px;
    margin: 0 auto;
}

.leftOutside {
    position: absolute;
    left: 25px;
}

.leftInside {
    position: absolute;
    left: 255px;
}

.rightOutside {
    position: absolute;
    right: 25px;
}

.rightInside {
    position: absolute;
    right: 255px;
}

.firstRowTopPos {
    top: 20px;
}

.secondRowTopPos {
    top: 165px;
}

.thirdRowTopPos {
    top: 330px;
}

.modal {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: rgba(91,91,91, .5);
    top: 0;
    left: 0;
    font-family: ASAP_BOLD;
    display: flex;
    visibility: hidden;
    opacity: 0;
}

.modal span{
    font-size: 5em;
    color: #88ce02;
    margin: auto;
}

.tryAgain {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    text-align: center;
    color: #ce0400;
    font-size: 5em;
    font-family: ASAP_BOLD;
    visibility: hidden;
    opacity: 0;
}

.correct {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    text-align: center;
    color: #88ce02;
    font-size: 5em;
    font-family: ASAP_BOLD;
    visibility: hidden;
    opacity: 0;
}

@media screen and (max-width: 870px) {
    .gameBoard {
        width: 750px;
    }

    .leftInside {
        left: 205px;
    }

    .rightInside {
        right: 205px;
    }

}

@media screen and (max-width: 750px) {
    .background .instruction{
        left: 45px;
    }

    .gameBoard {
        width: 650px;
    }

    .leftInside {
        left: 180px;
    }

    .rightInside {
        right: 180px;
    }

}

@media screen and (max-width: 650px) {
    .background .instruction{
        left: -55px;
    }

    .gameBoard {
        width: 450px;
    }

    .leftInside {
        display: none;
    }

    .rightInside {
        display: none;
    }
}

@media screen and (max-width: 465px) {
    .gameBoard {
        width: 350px;
    }

    .background .title {
        font-size: 2em;

    }

    .leftOutside {
        left: 20px;
    }

    .rightOutside {
        right: 20px;
    }
}