/* body {
    background-color: gray;
    font-family: Arial, Helvetica, sans-serif;
    height: 100%;
} */

.wrapper {
    width: 600px;
    margin: 30px auto;
    /* color: rosybrown; */
    text-align: center;
}

.container {
    border-radius: 15px;
    border: 1px solid #ccc;
    padding: 18px 10px;
    margin: 20px;
}

h1,
h2,
h3 {
    font-size: 2.6rem;
    font-weight: 100;
    text-transform: uppercase;
}

#seconds,
#tens {
    font-size: 2rem;
}

button {
    border-radius: 5px;
    background-color: blue;
    color: white;
    border: 1px solid white;
    padding: 18px 10px;
    width: 120px;
    margin: 10px;
}

button:hover {
    transition: 0.3s;
    background-color: white;
    border-color: steelblue;
    color: blue;
}

body {
    background-color: gray;
    margin: 3rem;
    padding: 0;
    font-family: sans-serif;
    font-size: 18px;
    line-height: 1.5;
}

h1 {
    line-height: 1.25;
    margin: 2em 0 0;
}

p {
    margin: .5rem 0;
}

ul {
    display: flex;
    justify-content: center;
}

#switcher {
    list-style: none;
    margin: 0;
    padding: 0;
    overflow: hidden;
}

#switcher li {
    float: left;
    width: 60px;
    height: 30px;
    margin: 0 15px 15px 0;
    border-radius: 30px;
    border: 3px solid black;
}

#grayButton {
    background-color: gray;
}

#whiteButton {
    background-color: white;
}

/* #blueButton {
    background-color: blue;
} */

#yellowButton {
    background-color: yellow;
}