body {
    margin:0;

    background-color: #2f2453;
    color: #efefef;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow: hidden;
    margin:0;
}

h1 {
    font-size: 100pt;
    font-weight: normal;
    margin:0;
}

section#colorbuttons {
    display:flex;
    flex-direction: row;
    width:100%;
    height:10%;
    position: absolute;
    z-index: 1;
    justify-content: center;
}

button.colorchange {
    width:70px;
    height: 70px;
    border-radius: 10px;
    border:4px solid #bababa;
    margin:5px;
    background-color: #b0c2eb;
    cursor: pointer;
}

button.colorchange:hover {
    border-color: #fff;
}

button#black {
    background-color: #000;
}

button#red {
    background-color: #db2c4c;
}

button#violet {
    background-color: #2f2453;
}

button#green {
    background-color: #08802a;
}

main {
    display: flex;
    height: 100%;
    width:100%;
    align-items: center;
}

section#clock {
    position: absolute;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width:100%;
    height: 100%;
}