.bg-dark{
    background-color: #262626;
}

.container{
    width: 95%;
    max-width: 360px;
    margin: auto;
}

.headline{
    display: flex;
    justify-content: center;
    color: white;
    font-family: Arial, Helvetica, sans-serif;
}

.timer{
    display: flex;
    justify-content: center;
    color: white;
    margin: 50px 5%;
    border: 1px solid white;
    font-size: 60px;
    font-family: Arial, Helvetica, sans-serif;
}

.smallButtons{
    display: flex;
    justify-content: center;
    color: white;
    margin-top: 60px;
    padding: 0 5%;
}

.bigButton{
    display: flex;
    justify-content: center;
    color: white;
    margin-top: 60px;
}

.sec24{
    background-color: orange;
    border: 0px solid white;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 50%;
    height: 90px;
    width: 90px;
    margin: auto;
}

.sec14{
    background-color: orange;
    border: 0px solid white;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 50%;
    height: 90px;
    width: 90px;
    margin: auto;
  }

  .horn{
    background-color: red;
    border: 0px solid white;
    color: white;
    padding: 15px 15px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 50%;
    height: 90px;
    width: 90px;
    margin: auto;
  }

  .startbtn{
    background-color: #04AA6D; /* Green */
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 16px;
    border-radius: 50%;
    height: 200px;
    width: 200px;
  }

  .stopbtn{
    background-color: red;
    border: none;
    color: white;
    padding: 15px 32px;
    text-align: center;
    text-decoration: none;
    display: none;
    font-size: 16px;
    border-radius: 50%;
    height: 200px;
    width: 200px;
  }