.loader{
 position: fixed;
 left: 0px;
 top: 0px;
 width: 100%;
 height: 100%;
 z-index: 9999;
 background: url('https://loading.io/assets/img/landing/curved-bars.svg') 50% 50% no-repeat rgb(249,249,249);
}

.imgxx {
 border: 1px solid #ddd;
 border-radius: 4px;
 padding: 5px;
 width: 150px;
}

.imgxx:hover {
 box-shadow: 0 0 2px 1px rgba(0, 140, 186, 0.5);
}

#fixedbutton {
 position: fixed;
 bottom: 0px;
 right: 0px;
 z-index: 9999;
 opacity: 0.8;
}