body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    text-align: center;
    /* background-color: #000;   */
    background-color: #fff; 
    /*Dark background */
    /* color: #fff;  White text  */
    color: #000; 
}

/* .conference {
    margin-bottom: 20px;
}
.conference-name {
    font-size: 5.5em;
    display: block;
    margin: 0 auto 10px auto;
}
.conference-days {
    font-size: 5.5em;
    display: block;
    margin: 0 auto 10px auto;
}
.conference-time {
    font-size: 2em;
    display: block;
    margin: 0 auto 10px auto;
} */

.conference {
    margin-bottom: 20px;
}
.conference-name {
    font-size: 2.5em;
    display: block;
    margin: 0 auto 10px auto;
}
.conference-days {
    font-size: 2.5em;
    display: block;
    margin: 0 auto 10px auto;
}
.conference-time {
    font-size: 1em;
    display: block;
    margin: 0 auto 10px auto;
    color:violet;
}