_skeleton.scss
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// Wrapper
.b-skeleton-wrapper {
cursor: $b-skeleton-loading-cursor;
}
// Base
.b-skeleton {
position: relative;
overflow: hidden;
background-color: $b-skeleton-background-color;
cursor: $b-skeleton-loading-cursor;
// https://gist.github.com/ayamflow/b602ab436ac9f05660d9c15190f4fd7b
mask-image: radial-gradient(white, black);
// Use `::before` since `::after` is used for the wave-animation
&::before {
content: "\00a0";
}
}
// Text
.b-skeleton-text {
height: $font-size-base;
margin-bottom: $b-skeleton-text-spacing;
@if $enable-rounded {
border-radius: 0.25rem;
}
}
// Button
.b-skeleton-button {
width: $b-skeleton-btn-width;
padding: $btn-padding-y $btn-padding-x;
font-size: $btn-font-size;
line-height: $btn-line-height;
@if $enable-rounded {
border-radius: $btn-border-radius;
}
}
// Avatar
.b-skeleton-avatar {
width: 2.5em;
height: 2.5em;
border-radius: 50%;
}
// Input
.b-skeleton-input {
height: $input-height;
padding: $input-padding-y $input-padding-x;
line-height: $input-line-height;
border: $input-border-color solid $input-border-width;
@if $enable-rounded {
border-radius: $input-border-radius;
}
}
// Icon
.b-skeleton-icon-wrapper {
svg {
color: $b-skeleton-background-color;
}
}
// Image
.b-skeleton-img {
height: 100%;
width: 100%;
}
// Wave animation
.b-skeleton-animate-wave {
&::after {
content: "";
position: absolute;
top: 0;
right: 0;
bottom: 0;
left: 0;
z-index: 0;
background: $b-skeleton-animate-wave-background;
animation: b-skeleton-animate-wave $b-skeleton-animation-duration linear infinite;
@media (prefers-reduced-motion: reduce) {
background: none;
animation: none;
}
}
}
@keyframes b-skeleton-animate-wave {
from {
transform: translateX(-100%);
}
to {
transform: translateX(100%);
}
}
// Fade animation
.b-skeleton-animate-fade {
animation: b-skeleton-animate-fade ($b-skeleton-animation-duration * 0.5) ease-in-out alternate
infinite;
@media (prefers-reduced-motion: reduce) {
animation: none;
}
}
@keyframes b-skeleton-animate-fade {
0% {
opacity: 1;
}
100% {
opacity: 0.4;
}
}
// Throb animation
.b-skeleton-animate-throb {
animation: b-skeleton-animate-throb ($b-skeleton-animation-duration * 0.5) ease-in alternate
infinite;
@media (prefers-reduced-motion: reduce) {
animation: none;
}
}
@keyframes b-skeleton-animate-throb {
0% {
transform: scale(1);
}
100% {
transform: scale(0.975);
}
}