h1 {
    color: rosybrown;
    text-align: center;
    font-family: "Chelsea Market", systemui;
    font-weight: 400;
    font-style: normal;
}

h2 {
    text-align: center;
    font-family: "Quicksand", sans-serif;
    color: rgb(83, 153, 162);
}


.button {
    font-family: "Quicksand", sans-serif;
    text-align: center;
}

.checkbox {
    width: 10 px;
    height: 10px;
}

.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    height: 0vh;
    color: black;
}

.digit {
    font-size: 70px;
    color: #627cb2;
}

.txt {
    font-size: 30px;
    color: black;
}

#buttons {
    margin-top: 50px;
}

.btn {
    width: 100px;
    padding: 10px 15px;
    margin: 0px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 20px;
    transition: 0.5s;
    color: white;
    font-weight: 500;
}

#start {
    background-color: lightgreen;
}

#stop {
    background-color: pink;
}

#reset {
    background-color: tan;
}