styles.css

body{
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    background: linear-gradient(90deg, lightblue, white);
}

h1{
    text-align: center;
    font-size: 50px;
}

p{
    text-align: center;
}


#labels{
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 30px;
    margin-bottom: 20px;
}

#labels h2{
    margin-right: 60px;
}


#timer-container{
    align-items: center;
    justify-content: center;
    text-align: center;
    margin: 0;
}

#timer-container #timer{
    display: inline-block;
    font-size: 250px;
    margin-bottom: 20px;
    margin-top: -20px;
    padding: 30px;
    border: 10px solid black;
    border-radius: 10px;
}

#buttons {
    text-align: center;
    margin: auto;
}

#buttons button{
    margin: auto;
    margin-right: 10px;
    margin-top: 20px;
    width: 200px;
    height: 50px;
    border-radius: 10px;
    font-size: medium;
    border-style: none;
}

#buttons #startButton{
    display: inline-block;
    
}

#buttons #resetButton{
    display: none;
    
}

#buttons #pauseButton{
    display: none;
}

#buttons button:hover{
    background-color: yellow;
}

.highlight{
    background-color: lightcoral;
    border: 15px solid lightcoral;
    border-radius: 10px;
}