* {
    margin: 0;
    padding: 0;
}

body {
    font-family: sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-around;
    height: 98vh;
    background-color: dodgerblue;
}

h1 {
    margin-top: 30px;
    color: yellow;
}

#header {
    height: 500px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    flex-wrap: wrap;
    text-align: center;
    width: 280px;
    background-color: #222;
    border-radius: 10px;
    margin-top: 20px;
}

#show {
    height: 60px;
    width: 225px;
    text-align: right;
    padding-right: 15px;
    padding-left: 15px;
    background-color: black;
    margin: 10px;
    font-size: 28px;
    color: white;
    border: none;
    border-radius: 10px;
}

#show::placeholder {
    color: white;
}

#show:focus {
    outline: none;
}

.format {
    display: flex;
    justify-content: center;
    gap: 14px;
    align-items: center;
    flex-wrap: wrap;
    height: 250px;
    width: 280px;
}

button {
    color: white;
    background-color: black;
    height: 45px;
    width: 45px;
    border: none;
    font-size: 17px;
    border-radius: 50%;
}

button:hover {
    cursor: pointer;
    background-color: aqua;
    color: black;
    font-weight: 600;

}

.one {
    color: white;
    background-color: orange;
}

.one:hover {
    cursor: pointer;
    color: black;
    background-color: darkorange;
    font-weight: 600;
}

.two {
    color: white;
    background-color: green;
}

.two:hover {
    cursor: pointer;
    color: black;
    background-color: chartreuse;
    font-weight: 600;
}

@media (max-width: 1276px) {
    #header {
        height: 500px;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        flex-wrap: wrap;
        text-align: center;
        width: 280px;
        background-color: #222;
        border-radius: 10px;
        margin-top: 20px;
    }
}