html { -webkit-text-size-adjust:none; }
/*html{filter:progid:DXImageTransform.Microsoft.BasicImage(grayscale=1);-webkit-filter: grayscale(1);}*/
#backtotop {
    position: fixed;
    bottom: 50px;
    right: 20px;
    display: none;
    cursor: pointer;
    font-size: 50px;
    z-index: 9999;
}

#backtotop:hover {
    color: #333
}

#main-menu-user li.user {
    display: none
}

:root{
    --y-color-main: #1f6072;
    --y-color-body: #d4e5ef;
    --y-color-nav: #a1d7f6;
    --y-color-green: #afdddd;
    --y-color-submit: #ff6534;
    --y-color-serve: #1d839c;
    --y-color-blue: #bef0f9;
    --y-aspect-ratio: 100%;
}
.bg-title{
    background-color: var(--y-color-main) !important;
    letter-spacing: 0.1rem !important;
}

.li-before:before {
    content: "";
    width: 1rem;
    height: 1rem;
    display: inline-block;
    border-radius: 50%;
    background: var(--y-color-main);
    vertical-align: middle;
    margin-right: 14px;
}

.y-font{
    color: var(--y-color-main) !important;
    font-weight: bold !important;
}
.y-border{
    border-color: var(--y-color-main) !important;
}
.glyphicon-arrow-right:before {
    content: "\25BA";
}
.glyphicon-arrow-left:before {
    content: "\25C4";
}
.y-submit{position: fixed;bottom: 3rem;right: 3rem;background-color: var(--y-color-submit) !important;border: 0;}
.y-submit-center{position: fixed;bottom: 3rem;transform: translateX(-50%)!important;background-color: var(--y-color-submit) !important;border: 0;}
.aspect-ratio-1x1,.aspect-ratio-avatar,.aspect-ratio-xxx {
    width: 100%;
    position: relative;
    display: block;
}
.aspect-ratio-1x1::before {
    content: "";
    display: block;
    padding-bottom: 100%;
}
.aspect-ratio-1x1 img,.aspect-ratio-avatar img,.aspect-ratio-xxx img {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    width: 100%;
}
.aspect-ratio-avatar::before {
    content: "";
    display: block;
    padding-bottom: 110%;
}
.aspect-ratio-xxx::before {
    content: "";
    display: block;
    padding-bottom: var(--y-aspect-ratio);
}
.y-text-overflow-x{
    overflow-x: auto;
    white-space:nowrap;
    scrollbar-width: none;
    -ms-overflow-style: none;
}
.y-text-overflow-x::-webkit-scrollbar {
    display: none; /* Chrome Safari */
}
.y-box-shadow{box-shadow: 0 0 .5rem 1px rgba(0, 0, 0, 0.5)}

.vh-50{
    height:50vh!important;
}
.y-bg-none{
    background-color: unset !important;
}
.y-text-truncate-4-lines{
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}
.bg-submit{
    background-color: var(--y-color-submit) !important;
    letter-spacing: 0.1rem !important;
}
.y-text-blue{
    color: blue !important;
}
.y-text-red{
    color: #eb0000 !important;
}
.y-text-green{
    color: green !important;
}
.bg-blue{
    background-color: var(--y-color-blue) !important;
    letter-spacing: 0.1rem !important;
}

.text-title{
    color: var(--y-color-main) !important;
}

.list-item:nth-child(odd){background-color: #dff6ff;}
.list-item:nth-child(even){background-color: #cfeeff;}