reactionStyle.css

body {
    font-family: Heveltica, Arial, sans-serif;
    background-color: #6CAAFF;
}
#titleDiv {
    background-color: black;
    color: white;
    display: flex;
    flex-direction: column;
    text-align: center;
    justify-content: center;
}
#speed {
    font-style: italic;
    color: gold;
    animation-name: backUp;
    animation-duration: 1.2s;
    animation-timing-function: ease-in;
    animation-iteration-count: infinite;
}
@keyframes backUp {
    from {
        margin-left: 0%;
        
    }

    to {
        margin-left: 20%;
        font-size: 0.6em;
        opacity: 0.6;
    }
}
#clickHere {
	background-color: #68A5AF;
	width: 100px;
	height: 100px;
	text-align: center;
    font-weight: bold;
    border: 0.2em solid black;
    animation-name: fade;
    animation-duration: 0.4s;
    animation-iteration-count: infinite;
	display: none;
}
@keyframes fade {
    from {
        opacity: 1;
    }
    to {
        opacity: 0.1;
        border-width: 0.1em;
    }
}
#elapsed {
	color: blue;
	font-weight: bold;
}
#results {
	display: none;
    color: gold;
    font-size: 2em;
    text-align: center;
}
button {
    background-color: gold;
    height: 1.7em;
    width: 7em;
    font-size: 1.2em;
    color: white;
}
button:hover {
    width: 7.5em;
    font-size: 1.3 em;
    font-weight: 500;
}