style.css

*{
    margin: 0;
    box-sizing: border-box;
}
body{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}
main{
    width: 22rem;
    padding: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    border-radius: 30px ;
    background-color: black;
    
}
header{
    width: 20rem;
    height: 12rem;
    color: white;
    text-align: right;
    display: flex;
    flex-direction: column;;
    justify-content: end;
    padding: 1rem;
    gap: 1rem;
    font-size: 2rem;
    & div{
        display: flex;
        justify-content: end;
        gap: 0.4rem
    };
    & p {font-size: smaller;
    }
}
div.container{
    display: grid;
    width: 20rem;
    height: 25rem;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(5, 1fr);
    gap: 0.3rem;
}

.content{
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    line-height: 0.4;
    background-color: rgb(100, 100, 100);
    color: white;
    cursor: pointer;
    border: none;
    font-size: 1.5rem;
    font-weight: 550;
}
.content:hover{
    opacity: 70%;
}
.button17{
    grid-column: span 2;
    text-align: left;
    padding-left: 1.9rem;
    justify-content: left;
    border-radius: 50px;
 
}
.button1, .button2, .button3{
    background-color: lightgray;
    color: black;
}
.button4, .button8, .button12, .button16{
    background-color: rgb(245, 154, 44);
}