* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Comic Sans MS";
}

.header-container {
    padding: 30px 0;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 90%;
}

.logo-container {
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    color: black;
}

.logo {
    width: 60px;
    margin-right: 5px;
}

.logo-container span {
    font-size: 40px;
}

.flex-container {
    display: flex;
    justify-content: center;
}

.navbar {
    width: 90%;
    margin-bottom: 20px;
}

.nav-item {
    margin-right: 10px;
}

.nav-item:hover .dropdown-menu {
    display: block;
}

.container {
    margin-bottom: 20px;
}

#loading {
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    opacity: 0.7;
    background-color: #fff;
    z-index: 99;
}

#loading-image {
    z-index: 100;
}

.alert {
    width: 90%;
    margin: auto;
    text-align: center;
}

footer {
    display: flex;
    justify-content: center;
    width: 90%;
    padding: 10px;
    background-color: lightgray;
    border: 1px solid black;
}

footer p {
    margin: 0; /*to delete default bottom margin */
}