html,
body {
    display: flex;
    align-items: center;
    flex-direction: row;

    width: 100vw;
    height: 100vh;
    margin: 0;
    padding: 0;

    border: 0;
    background: #bbae9e;
    overflow: hidden;
}

.split-view {
    display: flex;

    width: 100%;
}

.split-view > .left {
    width: calc(100vw - 100vh);
    height: 100vh;

    background: #917966;
}

.split-view > .left > .title {
    width: 100%;
    margin: 0;

    text-align: center;

    color: #fff;

    font-family: 'Lobster', cursive;
    font-size: 10vh;
}

.split-view > .left > .restart-button {
    width: 80%;
    height: 10vh;
    margin: 0 auto;

    cursor: pointer;
    transition: all 300ms linear;
    text-align: center;

    color: #fff;
    border-radius: 15px;
    background-color: #bbae9e;

    font-family: 'Lobster', cursive;
    font-size: 6vh;
    line-height: 10vh;
}

.split-view > .left > .restart-button:hover {
    background-color: #dbcebe;
}

.split-view > .right {
    width: 90vh;
    height: 90vh;
    position: relative;
    margin: 5vh;
    overflow: hidden;
}

.container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    justify-content: space-between;

    height: 100%;
}

.item {
    position: absolute;
    width: 20%;
    height: 20%;

    transition: all cubic-bezier(0.4, 0, 0.2, 1) 300ms;
    text-align: center;

    color: #786e65;
    border-radius: 5px;
    /*f0e6dc*/
    background-color: #CCC0B2;

    font-family: Arial, Helvetica, sans-serif;
    font-size: 9vh;
    font-weight: 700;
    line-height: 19vh;
}

@media all and (orientation: portrait) {
    .split-view {
        flex-direction: column;
    }

    .split-view > .left {
        width: 100vw;
        height: calc(100vh - 110vw);
    }

    .split-view > .right {
        width: 90vw;
        height: 90vw;
        margin: 10vw 5vw;

    }

    .item {
        font-size: 9vw;
        line-height: 19vw;
    }
}

@media only screen
and (min-device-width : 768px)
and (max-device-width : 1024px)
and (orientation : portrait) {
    .split-view > .left {
        display: flex;
        justify-content: space-around;
    }

    .split-view > .left > .title {
        width: 50vw;
        font-size: 10vw;
        margin: 0;
    }

    .split-view > .left > .restart-button {
        width: 40vw;
        height: 10vw;
        font-size: 6vw;
        line-height: 10vw;
    }
}