:root{
    --square: 70px;
    --radius: 30px;
    --logoSquare: 115px;
}

body{
    margin: 0px;
    padding: 0px;
    background-color: #2f2f2f;
    text-align: center;
}

a{
    text-decoration: none;
    margin: 0;
}

img{
    width: var(--square);
    height: var(--square);
}

.container{
    width: 400px;
    height: 400px;

    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    display: grid;
    gap: 0.5%;
    grid-template-columns: auto auto auto;
    text-align: center;
}

div[target="square"]{
    width: var(--square);
    height: var(--square);
    padding: 30px;
    border: 1px solid #4f4f4f;
    text-align: center;
    background-color: #1f1f1f;
    margin: auto;
    transition: background-color 0.3s;
}

div[target="square"]:hover{
    background-color: #3f3f3f;
}

.logo{
    width: var(--square);
    height: var(--square);
    padding: 30px;
    text-align: center;
    margin: auto;
    border: 1px solid #4f4f4f;
}

.center{
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);

    width: 115px;
    height: 115px;
}

/*squares animation propeties*/
.center{
    animation-name: logo;
    animation-duration: 1.8s;
    animation-iteration-count: 1;
    animation-delay: 0s;
    animation-fill-mode: forwards;
    opacity: 0;
}

.s1{
    animation-name: s1;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 2s;
    animation-fill-mode: forwards;
    opacity: 0;
    border-top-left-radius: var(--radius);
}

.s2{
    animation-name: s2;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 2.2s;
    animation-fill-mode: forwards;
    opacity: 0;
}

.s3{
    animation-name: s3;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 2.4s;
    animation-fill-mode: forwards;
    opacity: 0;
    border-top-right-radius: var(--radius);
}

.s4{
    animation-name: s4;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 3.4s;
    animation-fill-mode: forwards;
    opacity: 0;
}

.s6{
    animation-name: s6;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 2.6s;
    animation-fill-mode: forwards;
    opacity: 0;
}

.s7{
    animation-name: s7;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 3.2s;
    animation-fill-mode: forwards;
    opacity: 0;
    border-bottom-left-radius: var(--radius);
}

.s8{
    animation-name: s8;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 3s;
    animation-fill-mode: forwards;
    opacity: 0;
}

.s9{
    animation-name: s9;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 2.8s;
    animation-fill-mode: forwards;
    opacity: 0;
    border-bottom-right-radius: var(--radius);
}

.logo{
    animation-name: middle;
    animation-duration: 0.5s;
    animation-iteration-count: 1;
    animation-delay: 3.6s;
    animation-fill-mode: forwards;
    opacity: 0;
}
/*end of squares animations propeties*/

/*animations*/
@keyframes logo{
    0%{
        width: 0px;
        height: 0px;
        opacity: 0;
    }

    100%{
        width: var(--logoSquare);
        height: var(--logoSquare);
        opacity: 100;
    }
}

@keyframes s1{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s2{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s3{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s4{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s6{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s7{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s8{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes s9{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}

@keyframes middle{
    0%{
        opacity: 0;
    }

    100%{
        opacity: 100;
    }
}
/*end of animations*/

/*start of resizes for phones*/
@media only screen and (max-width:450px){
    :root{
        --square: 55px;
        --logoSquare: 100px;
    }
    
    .container{
        width: 360px;
        height: 360px;
    }
}
/*end of resizes for phones*/