:root{--tool-doc-height:calc(100vh - 410px)}.tool-div .editor-row{height:var(--tool-doc-height)}#copy,#remove-blank,#replace{margin-left:10px}#replace{width:50px}.tool-div .btns-row .layui-form-select{width:150px}.char-form .char-swap{border:0;border-radius:2px;padding:0 10px;font-size:18px;margin:0 5px;color:var(--main-gray-color);cursor:pointer;background-color:transparent}.char-form .char-swap:hover{background-color:#e9e9e9;transition:.2s}.black .char-form .char-swap:hover{background-color:#333}.char-form .char-custom{display:none;width:80px;margin-right:6px;vertical-align:middle}.char-form .char-custom.show{display:inline-block}.black .char-form .char-custom{background-color:#333;border-color:#444;color:#ddd}