.theme-default-content { .custom-block { .custom-block-title { letter-spacing: 0.5px; } } .tip { border-left: 4px solid #696d78; background-color: #f2f4f7; color: #34373f; } .info { border-left: 4px solid #0e74aa; background-color: #e6f6ff; color: #34373f; } .warning { border-left: 4px solid #e7c000; background-color: #fff7d2; color: #34373f; } .danger { border-left: 4px solid #a93e3e; background-color: #ffe6e6; color: #a93e3e; } }