body {
    margin: 0;
    background-color:#455a64;
}

p {
    padding-left: 20px;
}

/** sample header styling **/
.title {    
    cursor: default;
    background-color: #ff3d00;
    text-decoration: none;
    text-align: left;
    text-shadow: 2px 2px 0px black;
    padding-left: 20px;
    font-family: monospace;
    font-size: 60px;
    margin-top: 0px;
    border-bottom: 2px solid black;
}

.main-menu-item {
    font-size: 18px;
    text-shadow: 1px 1px 0px black;
    padding-left: 10px;
    font-family: Arial, Helvetica, sans-serif;
}

.main-menu-link {
    color: white;
    text-decoration: none;
}

.help {
    margin-left: 40px;
    margin-right: auto;
    display: block;
    height: auto;
    color:white;
    text-align: left;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
}
/** thumbnail gallery **/
.gallery {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    /*width: 100%;*/
    /*height: auto;*/
}
.thumb-frame {
    background: black;
    position: relative;
    width: 270px;
    height: 220px;
    line-height: 220px;
    margin-left: 10px;
    margin-right: 10px;
    margin-top: 20px;
    border: 2px solid black;
    border-radius: 10px;
    overflow: hidden;
}

.thumb-frame:hover > .thumb-title, .thumb-frame:hover > .thumb-footer, .thumb-frame:hover > .ui-btn-link {
    visibility: visible;
}

.thumb-title {
    visibility: hidden;
    display: block;
    z-index: 1;
    line-height: normal;
    position: absolute;
    width: 100%;
    height: 21px;
    background-color: rgba(0, 0, 0, 0.5);
    text-align: center;
    color: white;
    font-size: 18px;
    font-family: monospace;
    font-weight: bold;
    text-shadow: 2px 2px 0px black;
}

.thumb-footer {
    visibility: hidden;
    display: block;
    z-index: 1;
    line-height: normal;
    position: absolute;
    width: 100%;
    height: 21px;
    background-color: rgba(0, 0, 0, 0.5);
    bottom: 0;
    text-align: center;
    color: white;
    font-size: 15px;
    font-family: monospace;
    font-weight: bold;
    text-shadow: 2px 2px 0px black;
}

.ui-btn {
    line-height: normal;
    position: absolute;
    z-index: 2;
    top: 4px;
    right: 4px;
    width: 20px;
    padding: 2px;
    display: block;
    background-color: #ff3d00;
    cursor: pointer;
    border: 2px solid black;
    border-radius: 4px;
    text-align: center;
    color: white;
    text-shadow: 2px 2px 0px black;
    transition: transform 0.07s ease-in-out;
}

.ui-btn:hover {
    transform:scale(1.2);
}

.ui-btn-link {
    visibility: hidden;
    text-decoration: none;
    font-weight: bold;
    font-family: monospace;
    font-size: 16px;
    color: inherit;
    border-radius: 10px;
}

.image-frame {
    margin: 5%;
}

.image {
    border-radius: 10px;
    width: 90%;
    height: auto;
    transition: transform 0.07s ease-in-out;
    vertical-align: middle;
}

.image:hover {
    transform: scale(1.1);
}

.gallery-bottom {
    height: 30px;
    clear: both;
}