body {
    margin: 0;
    font-family: "Roboto Mono";

    background: rgb(0,79,179);
    background: linear-gradient(28deg, rgba(0,79,179,0.6) 0%, rgba(234,234,253,1) 50%, rgba(0,110,133,0.6) 100%);
    background-repeat: no-repeat;

    height: 100vh;

    display: flex;
    flex-direction: column;
    align-items: center;
    align-content: center;
    text-align: center;
}

h1 {
    font-size: 4rem;
    font-weight: 700;    
}

h4 {
    font-size: 3rem;
}


.activity-div {
    height: 10vh;
}

#idea-btn {
    height: 15vh;
    width: 15vh;
    border-radius: 50%;
    border: 1px solid darkred;
    background-color: darkred;
    font-size: 2rem;
    cursor: pointer;
}

#idea-btn:focus {
    border: 5px solid rgba(218, 165, 32, 0.6);
}

#idea-btn:hover {
    height: 16vh;
    width: 16vh;
    background-color: goldenrod;
    border-color: goldenrod;
}

#idea-btn:active {
    height: 15.5vh;
    width: 15.5vh
}