#clock{
    font-family: "Silkscreen", sans-serif;
    font-weight: 400;
    font-style: normal;
    font-size: 2em;
    transition: opacity 1s;
    opacity: 0;
}

.clock-div {
    width: 50%;
    max-width: 30em;
    justify-content: center;
    text-align: center;
}

.clock-div img {
    width: 85%;
    height: auto;
    animation: spin 60s linear infinite;
}

@keyframes spin {
    from {
        transform:rotate(0deg);
    }
    to {
        transform:rotate(360deg);
    }
}

.center{
    display: flex;
    justify-content: center;
    align-items: center;
}


#stopwatch_text{
    opacity: 0;
    font-size: 2em;
    transition: opacity 5s;
}

#stopwatch {
    font-family: "Silkscreen", sans-serif;
    font-weight: 400;
    font-style: normal;
}

body {
    color: aliceblue;
    padding: 0;
}


#background-opacity{
    background-color: rgba(0, 0, 0, 1);
    transition: opacity 120s cubic-bezier(.95,.05,.8,.04);
    opacity: 1;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

#background{
    background-position: 90% center;
    background-image: url("anti_spani.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

html {
    background-color: rgb(17,34,37);
}

#sleepfact {
    opacity: 0;
    transition: opacity 5s;
    font-weight: 400;
}