/* 白色图标样式 */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon svg {
    width: 100%;
    height: 100%;
    fill: white;
}

/* 图标尺寸 */
.icon-sm {
    width: 16px;
    height: 16px;
}

.icon-md {
    width: 24px;
    height: 24px;
}

.icon-lg {
    width: 32px;
    height: 32px;
}

.icon-xl {
    width: 48px;
    height: 48px;
}