*, 
*::before, 
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

:root {
    --main-bg-cl:  hsla(194, 90%, 72%, 0.568);
    --main-cl: #EBEBEB;
    --grid-bg: rgb(6, 27, 85);
    --field-bg: rgb(46, 46, 46);
    --button-cl: rgb(11, 224, 224);
}

html {
    scroll-behavior: smooth;
}

html, body {
    height: 100%;
}

img, picture, video, canvas, svg {
    display: block;
    max-width: 100%;
}

input, button, textarea, select {
    font: inherit;
    font-family: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
    overflow-wrap: break-word;
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

body {
    font-family: 'Roboto', sans-serif;
    font-size: 1.5rem;
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
    color: var(--main-cl);
    background-color: var(--main-bg-cl);
    display: grid;
    place-items: center;
    min-height: 100%;   
}

.grid-container {
    width: 90vmin;
    height: 115vmin;
    background-color: var(--grid-bg);
    border: 5px solid var(--grid-bg);
    margin: 1rem;
    display: flex;
    flex-direction: column;
    box-shadow: 0 0 25px rgba(0, 15, 224, 0.5);
}

.game-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.reset-game {
    background-color: var(--button-cl);
    border: none;
    padding-inline: 1rem;
    border-radius: 15px;
    color: var(--grid-bg);
    cursor: pointer;
}

.game-field {
    background-color: var(--field-bg);
    width: 100%;
    height: 100%;
    display: grid;
    grid-template: repeat(30,1fr) / repeat(30,1fr);
}

.apple {
    background-color: red;
}

.snake {
    background-color: var(--button-cl);
}

.controls {
    margin-top: .2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: .5rem;
    font-size: .8rem;
}

.controls i {
    background-color: var(--button-cl);
    padding: 1rem;
    flex: 1;
}

.game-over {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    font-weight: 600;
    font-size: 2rem;
    color: red;
}

@media (min-width: 900px) {
    .grid-container {
        width: 60vmin;
        height: 70vmin;
        margin: 2rem;
    }

    .controls {
        display: none;
    }

}