.sustainability{height:calc(100vh - 100px)}.glowing-btn{background-color:#285861;color:white;border:none;border-radius:100%;cursor:pointer;transition:transform .3s ease;box-shadow:0 0 10px rgba(40,167,69,.7);animation:glowing 1.5s ease-in-out infinite;transform:scale(1.1);width:12px;height:12px}@keyframes glowing{0%{box-shadow:0 0 8px rgba(40,167,69,.7),0 0 10px rgba(40,167,69,.7),0 0 10px rgba(40,167,69,.7)}50%{box-shadow:0 0 8px rgba(40,167,69,1),0 0 10px rgba(40,167,69,1),0 0 10px rgba(40,167,69,1)}to{box-shadow:0 0 8px rgba(40,167,69,.7),0 0 10px rgba(40,167,69,.7),0 0 10px rgba(40,167,69,.7)}}