.collapsible-content{display: none}.collapsible, .collapsible-bloc{position: relative;cursor: pointer;background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22150%22%20height%3D%22150%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20d%3D%22M%2010%2C10%20L%2075%2C140%20L%20140%2C10z%22%2F%3E%3C%2Fsvg%3E');background-repeat: no-repeat;background-position: right .5em top 55%, 0 0;background-size: .7em auto, 100%}.expand{background-image: url('data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22150%22%20height%3D%22150%22%3E%3Cpath%20fill%3D%22%23ffffff%22%20d%3D%22M%2010%2C140%20L%2075%2C10%20L%20140%2C140z%22%2F%3E%3C%2Fsvg%3E')}