.header {
    height: 100px;
}

.our-company-button {
    font-style: italic;
    font-weight: bolder;
}

.header .our-company-button:hover {
    background-color: transparent;
    cursor: default;
}

.customer-service-button {
    width: 100px;
    float: right;
}

.hidden {
    display: none;
}

.main-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 800px;
}

.header button {
    height: 100px;
    padding: 30px;
    border: none;
    background-color: transparent;
}

.header button:hover {
    background-color: lightgrey;
    cursor: pointer;
}

.centered-message {
    box-shadow: 0 2px 4px 0 rgba(0,0,0,0.2);
    border-radius: 5px;
    padding: 2px 16px;
    font-family: "Courier";
    font-size: 20px;
    max-width: 400px;
    text-align: center;
}

.fade-in {
    animation: fadeIn 2s linear forwards;;
}

.fade-out {
    animation: fadeOut 2s linear forwards;
}

@keyframes fadeIn {
    0% {opacity:0;}
    100% {opacity:1;}
}

@keyframes fadeOut {
    0% {opacity:1;}
    100% {opacity: 0;}
}

audio { 
    display: none;
}