*{
margin: 0;
padding: 0;
box-sizing: border-box;
font-family: 'Poppins',sans-serif;
}

body{
    background: #ffeafc;
}

.stopwatch{
    width: 90%;
    max-width: 600px;
    background-image: linear-gradient(rgba(0,0,0,0.8),rgba(0,0,0,0.8)),url(images/background.png);
    background-size: cover;
    background-position: center;
    text-align: center;
    color: white;
    margin: 200px auto 0;
    box-sizing: 0px 10px 10px rgba(0,0,0,0.2);
    border-radius: 10px;
    padding: 40px 0;
}

.stopwatch h1{
    font-size: 50px;
    font-weight: 300;
}

.buttons{
    display: flex;
    align-items: center;
    justify-content: center;
}

.buttons img{
    width: 50px;
    margin:0 20px;
    cursor: pointer;
}
.buttons img:nth-child(2){
    width: 80px;
}