style.css

body {
    color:  green;
    background-color: bisque;
}

.bluecolor {
    color: blue;
    background-color: red;
    font-family: 'Fascinate', cursive;
    text-align: center;
    letter-spacing: 10px;
    word-spacing: 10px;
    line-height: 60px;
}

#red {
    color: red;
    font-family: 'Roboto', sans-serif;
    font-weight: 700;
    font-size: large
}

.red {
    background-color: red;
    display: block;
}

ul {
    list-style:square
}

.box {
    border: 1px solid blue;
    border-radius: 10px;
    padding: 10px;
    margin: 10px
}

th, td {
    border: 1px solid blue;
    font-size: 60px;
    height: 100px;
}

th {
    background-color: aquamarine;
}

th:hover {
    background-color: rgba(200, 56, 25, 1);
    cursor: pointer
}

table {
    border-collapse: collapse;
    text-align: center;
    vertical-align: middle;
    width: 70%;
    margin-left: auto;
    margin-right: auto;
}

.country {
    border: 1px solid black;
    background-color: green;
    padding: 20px;
    margin: 40px;
}

.boxes {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-content: flex-end;
}

.boxes div {
    background-color: aqua;
    border: 1px solid black;
    height: 250px;
    width: 250px;
    text-align: center;
}

img {
    width: 30%;
}

@media (max-width: 480px) { 
    * {
        background-color: aqua;
    }

    img {
        display: none;
    }
}


@media (min-width: 481px) and (max-width: 768px) { 
    * {
        background-color: blue;
    }
}


@media (min-width: 769px) and (max-width: 1279px) { 
    * {
        background-color: red;
    }
}

@media (min-width: 1280px) { 
    * {
        background-color: gold;
    }
}