Sahalin
.w3-content { max-width: 100%; margin: auto;} .w3-tooltip, .w3-display-container {position: relative;} .w3-black, .w3-hover-black:hover { color: #fff!important; background-color: #000!important;} .w3-display-left { position: absolute; top: 50%; left: 0%; transform: translate(0%,-50%);-ms-transform: translate(-0%,-50%);} .w3-display-right { position: absolute; top: 50%; right: 0%; transform: translate(0%,-50%);-ms-transform: translate(0%,-50%);} .w3-btn, .w3-button {-webkit-touch-callout: none;-webkit-user-select: none; -khtml-user-select: none;-moz-user-select: none; -ms-user-select: none;user-select: none;} .w3-btn, .w3-button {border: none;display: inline-block;outline: 0;padding: 8px 16px;vertical-align: middle;overflow: hidden;text-decoration: none;color: inherit;background-color: inherit;text-align: center;cursor: pointer;white-space: nowrap;}