*{
    box-sizing: border-box;
}
body{
    padding: 0;
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif
}
#container{
    width: 100vw;
    height: 100vh;
    background-color: black;
    background-image: url("/images/tile_0045.png");
    background-repeat: repeat;
    /* background-size: 100px; */

}
canvas{
    background-color: yellow;
}
header{
    position: fixed;
    padding: 1rem;
    z-index: 100;

    button{
        font-weight: bold;
    }
}
footer{
    background: linear-gradient(rgba(0, 0, 0, 0.0) 0%,rgba(0, 0, 0, 0.5) 30%, rgba(0, 0, 0, 0.8) 100%);
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    max-width: 100vw;
    width: 100%;
    padding: 1em;
    padding-top: 3rem;

}
.library{
    background-repeat: repeat;
    background-size: 1;
    min-height: 64px;
    max-width: 100%;
    display: flex;
    gap: 15px;
    padding: 0 5px;
    overflow: auto hidden;
}
.gate{
    cursor: grab;
    padding: 0 1rem;
    box-sizing: border-box;
    border: 2px inset gray ;
    background-color: #5f5f5f;
    color: white;
}
.options{
    position: relative;
    bottom: 3rem;
}
.option-group {
    position: absolute;
    display: flex;
    flex-direction: column;
    gap: 5px;
    bottom: 0;

    span{
        cursor: pointer;
        background-color: #282828;
        color: white;
        border-radius: 40px;
        font-size: 20px;
        border: 2px solid transparent;
        width: 28px;
        height: 28px;
        text-align: center;
        line-height: 20px;
    }
    span:hover{
        border: 2px solid white;
    }
}
.left{
    left: 25px;
}
.right{
    right: 25px;;
}