body{
    margin: 0;
    padding: 0;
    background: #111;
    overflow: hidden;

}	

/************** score style *************/
.score-cont{
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: comic sans ms;
    font-size: 2em;
    color: #111;
}
.score{
    opacity: 0;
}

/************** TRANSITION **************/
.show-canvas{
    animation: showCvs 1s forwards linear 0s;
}
@keyframes showCvs{
    from{
        opacity: 0;
    }
    to{
        opacity: 1;
    }
}

.canvas-cont{
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
    transform-style: preserve-3d;
    perspective: 1000px;
    overflow: hidden;
    opacity: 0;
}









.canvas{
    /*border: 2px solid black;*/
    background: #111;
    width: 630px;
    height: 630px;
    display: grid;
    grid-template-rows: repeat(21, 1fr);
    grid-template-columns: repeat(21, 1fr);
    transform: rotateX(50deg);
    transform-style: preserve-3d;
    animation: rotate 160s infinite 0s;
}
@keyframes rotate{
    0%{
        transform: rotateX(50deg) rotate(0deg);
    }
    50%{
        transform: rotateX(50deg) rotate(35deg);
    }
    100%{
        transform: rotateX(50deg) rotate(0deg);
    }
}
.snake{
    background: linear-gradient(darkgreen, green);
    transform-style: preserve-3d;
}

        .front-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            transform: translateZ(30px);
        }
        .back-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            position: absolute;
            top: 0;
        }
        .left-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            position: absolute;
            top: 0;
            left: -30px;
            transform: rotateY(90deg);
            transform-origin: right;
        }
        .right-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            position: absolute;
            top: 0;
            left: 30px;
            transform: rotateY(-90deg);
            transform-origin: left;
        }
        .top-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            position: absolute;
            top: -30px;
            transform: rotateX(-90deg);
            transform-origin: bottom;
        }
        .bottom-snake{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkgreen, green);
            position: absolute;
            top: 30px;
            transform: rotateX(90deg);
            transform-origin: top;
        }

.fruit{
    /*border: 1px solid #000;*/
    background: red;
    transform-style: preserve-3d;
}
        .front-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            transform: translateZ(30px);
        }
        .back-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            position: absolute;
            top: 0;
        }
        .left-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            position: absolute;
            top: 0;
            left: -30px;
            transform: rotateY(90deg);
            transform-origin: right;
        }
        .right-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            position: absolute;
            top: 0;
            left: 30px;
            transform: rotateY(-90deg);
            transform-origin: left;
        }
        .top-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            position: absolute;
            top: -30px;
            transform: rotateX(-90deg);
            transform-origin: bottom;
        }
        .bottom-fruit{
            width: 30px;
            height: 30px;
            background: linear-gradient(darkred, red);
            position: absolute;
            top: 30px;
            transform: rotateX(90deg);
            transform-origin: top;
        }








        .menu{
            opacity: 1;
        }


.intro-cont{
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    top: 50px;
    transform: skew(-7deg);
    animation: move 2s infinite 0s;
}

    @keyframes move{
    0%{
        top: 50px;
    }
    50%{
        top: 90px;
    }
    100%{
        top: 50px;
    }
}

.intro-cont p{
    font-size: 3.5rem;
    font-family: comic sans ms;
    color: #fff;
    text-shadow: 1px 1px 0 #ccc,
                 2px 2px 0 #ccc,
                 3px 3px 0 #ccc,
                 4px 4px 0 #ccc,
                 5px 5px 0 #ccc,
                 10px 10px 0 #000;
}
.intro-cont p > span:nth-of-type(1){
    color: red;
    text-shadow: 1px 1px 0 darkred,
                 2px 2px 0 darkred,
                 3px 3px 0 darkred,
                 4px 4px 0 darkred,
                 5px 5px 0 darkred,
                 10px 10px 0 #000;
}
.intro-cont p > span:nth-of-type(2){
    color: green;
    text-shadow: 1px 1px 0 darkgreen,
                 2px 2px 0 darkgreen,
                 3px 3px 0 darkgreen,
                 4px 4px 0 darkgreen,
                 5px 5px 0 darkgreen,
                 10px 10px 0 #000;
}
.btn-cont{
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

    .start-btn{
        padding: 1em 3em;
        background: linear-gradient(darkred, red);
        margin-top: 80px;
        color: #fff;
        border: 0;
        border-radius: 2em;
        font-family: comic sans ms;
        box-shadow: 1px 1px 0 darkred,
                 2px 2px 0 darkred,
                 3px 3px 0 darkred,
                 4px 4px 0 darkred,
                 5px 5px 0 darkred,
                 10px 10px 0 #000;
        cursor: pointer;
        transition-duration: .3s;
    }
    .start-btn:hover{
        padding: 1em 4em;
        /*background: linear-gradient(red, darkred);*/
    }

    





    /************************SELECT LEVEL*********************/
    .menu-select-cont{
        height: 100vh;
        width: 100vw;
        background: #111;
        opacity: 1;
        position: absolute;
        top: 100vh;
        display: flex;
        justify-content: center;
        align-items: center;
        margin-top: -1em;
    }
            /******************TRANSITIONS******************/
            .show-levels{
                animation: shows .8s forwards ease-in 0s;
            }
            @keyframes shows{
                0%{ 
                    top: 100vh;
                }
                100%{ 
                     top: 0;
                }
                /*background: orange;*/
            }


    .menu-select{
        color: #fff;
        font-size: 3.5rem;
        font-family: comic sans ms;
        text-align: center;
        text-shadow: 1px 1px 0 #ccc,
                 2px 2px 0 #ccc,
                 3px 3px 0 #ccc,
                 4px 4px 0 #ccc,
                 5px 5px 0 #ccc,
                 10px 10px 0 #000;
    }
    .easy{
        background: linear-gradient(darkgreen, green);
        box-shadow: 1px 1px 0 darkgreen,
                 2px 2px 0 darkgreen,
                 3px 3px 0 darkgreen,
                 4px 4px 0 darkgreen,
                 5px 5px 0 darkgreen,
                 10px 10px 0 #000;
        color: #fff;
    }
    .medium{
        background: linear-gradient(orange, yellow);
        box-shadow: 1px 1px 0 orange,
                 2px 2px 0 orange,
                 3px 3px 0 orange,
                 4px 4px 0 orange,
                 5px 5px 0 orange,
                 10px 10px 0 #000;
        color: #000;
    }
    .hard{
        background: linear-gradient(darkred, red);
        box-shadow: 1px 1px 0 darkred,
                 2px 2px 0 darkred,
                 3px 3px 0 darkred,
                 4px 4px 0 darkred,
                 5px 5px 0 darkred,
                 10px 10px 0 #000;
        color: #fff;
    }
    .menu-select button{
        padding: 1em 3em;
        margin-top: 80px;
        border: 0;
        border-radius: 2em;
        font-family: comic sans ms;
        cursor: pointer;
        transition-duration: .3s;
    }
    button:hover{
        padding: 0.7em 0.5em;
        /*background: linear-gradient(red, darkred);*/
    }
    .menu-select div{
        margin-top: 0px;
    }
    #game-over-screen {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-color: rgba(0, 0, 0, 0.7);
        color: white;
        font-size: 2em;
    }
    #game-over-message {
        color: white;
        font-size: 1em;
        text-align: center;
        margin-top: 10vh;
        margin-left: 5vh;
        margin-right: 5vh;
    }
    
    .play-again-btn {
        padding: 0.5em 1em;
        font-size: 1em;
        color: white;
        background-color: #007BFF;
        border: none;
        margin-left: 1.5vh;
        margin-top:5vh;
        margin-bottom: 10vh;
        border-radius: 1.25em;
        cursor: pointer;
        
    }
    .game-over-container {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        border: 1px solid #fff; /* Optional: Add a border to the container */
        padding: 20px;
        box-sizing: border-box;
        background-color: rgba(0, 0, 0, 0.7); /* Optional: Add a semi-transparent black background */
    }