.skeleton {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: 4px;
}
.skeleton-circle {
    border-radius: 50%;
}
@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}
.placeholder-wave {
    animation: placeholder-wave 2s linear infinite;
}

@keyframes placeholder-wave {
    0% {
        opacity: 0.6;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        opacity: 0.6;
    }
}

.placeholder {
    display: inline-block;
    min-height: 1em;
    vertical-align: middle;
    cursor: wait;
    background-color: currentcolor;
    opacity: 0.5;
    border-radius: 0.25rem;
}

.rounded-circle {
    border-radius: 50% !important;
}

.truncate-2 {
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}