index.css

* {
    margin:0;
    padding:0;
    box-sizing: border-box;
}
body {
    font-family: 'Source Sans Pro', sans-serif;
    background: white;
    padding:1rem
}
button {
    border:0.5px solid gray;
    background: rgb(97, 199, 97);
    color:white;
    font-size: 1.5rem;
    padding:0.5rem;
    border-radius: 5px;
    cursor: pointer;
}
#class-b {
    background: rgb(189, 91, 91);
}
.fa {
    padding-right: 0.2rem;
}
.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.messages {
    background: white;
    border:1px solid gray;
    box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.74);
    border-radius: 10px;
    padding:0.5rem;
}
h2 {
    text-align: center;
    font-size: 2rem;
}
h3 {
    font-size: 20px;
}
ul {
    list-style: none;
    margin-top: 5px;
}
li {
    margin-bottom: 4px;
    font-size: 17px;
}
p {
    text-align: center;
    color:rgb(80, 168, 80);
}
video {
    margin:2rem 0rem;
    width:400px;
    height:auto;
}