body {
    background-color: #E3E8EB;
}

.field-validation-error {
    color: #ff0000;
}

.container {
    padding: 0;
    max-width: 100%;
}

#left-container {
    float: left;
    width: 50%;
}

#right-container {
    float: left;
    width: 50%;
}

#calendar-container {
    clear: both;
    display: none;
}

#calendar {
    background-color: #000;
    color: #FFF;
    width: 100%;
}

.alert {
    font-family: 微軟正黑體;
    font-weight: 500;
    margin-bottom: 20px;
}

.content-container {
    display: none;
    margin-top: 20px;
}

#image-container {
    clear: both;
}

.btn-container button {
    background-color: #686868;
    border: none;
    position: relative;
    width: 10em;
    height: auto;
    top: 20px;
    right: auto;
    bottom: 100px;
    left: 0;
    margin: 10px;
    color: #FFF7F7;
    border-radius: 10px;
}

.bottom-container {
    display: block;
    float: right;
    background: silver;
    position: relative;
    width: auto;
    height: auto;
    top: 15%;
    right: 0;
    bottom: 100px;
    left: 0;
}

.btn-container button:hover {
    background: #353535;
}