* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;

}
body {
    font-family: roboto, sans-serif;
    color: #fff;
    width: 100%;
    min-height: 100vh;
    margin: 0 auto;
}
/*h1, h2 {
    line-height: 1.5rem;
    padding-top: 25px;
    text-align: center;
    text-shadow: 3px 3px 5px rgba(54, 54, 54, 0.9);
}
h3 {
    line-height: 1.5rem;
    padding-top: 25px;
    text-transform: uppercase;
    text-align: center;
}*/
.container {
    background: #006839;
    background-position: center;
    background-size: cover;
    margin: 5px auto;
}
.countdown-box {
    display: flex;
    flex-wrap: wrap;
    margin: 5px auto;
}
.countdown {
    xfloat:left;
    display: inline-block;
    text-align: center;
    margin: 5px auto;
}
h3 {
    text-align: center;
    padding-bottom: 20px;
}
.remain {
    font-size: 1.3rem;
    text-shadow: 3px 3px 5px rgba(54, 54, 54, 0.9);
}