@import url('https://fonts.googleapis.com/css2?family=Montserrat:ital,wght@0,400;0,500;0,800;1,300;1,800&display=swap');

* {
    padding: 0;
    margin: 0;
    font-family: 'Montserrat', sans-serif;
}

body {
    background-color: #1D7373;
    height: 100%;
    width: 100%;
    display: flex;
    flex-flow: column wrap;
    align-self: center;
    justify-content: center;
}

header {
    color: #fff;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
    font-size: 25px;
    font-weight: 500;
    box-shadow: 10px 5px 20px rgba(0, 0, 0, 0.241);    
    background-color: transparent;
}

header i, span{
    color: #fff;
    padding: 30px;
    margin: 10px;
}

header span {
    font-size: 18px;
    text-transform: uppercase;
    text-align: center;
}

#container-button {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 30px;
    gap: 20px;
}

.button-clock {
    padding: 15px;
    border-radius: 10px;
    border: none;
    background-color: transparent;
    cursor: pointer;
    border: 2px solid white;
    z-index: 999;
    width: 270px;
}

.button-clock a {
    text-decoration: none;
    color: #fff;
    padding: 15px;
    border-radius: 10px;
    z-index: 999;
    text-align: center;
    font-size: 18px;
}

.button-clock a:hover {
    color: #0CF4C7;
    z-index: 999;
}

footer {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    bottom: 0;
    height: 50px;
    padding: 30px;
    box-shadow: 10px 5px 20px rgba(0, 0, 0, 0.45);    
    background-color:transparent;
}

footer a {
    text-decoration: none;
    color: #fff;
    font-style: italic;
    font-size: 15px;
}

@media (max-width: 570px) { 
    #container-button {
        flex-direction: column;
    }

    .button-clock {
        width: 40vh;
        height: 8vh;
        font-size: 14px;
        flex-wrap: wrap;
    }

    #main-index {
        width: 50vh;
        height: 8vh;
    }
}