body{background-color:#000;color:#cfcfcf;font-family:Tahoma,sans-serif;padding:0 1em}.content{display:flex;flex-direction:column;text-align:center}.subcontent{width:100%;display:flex;justify-content:center;align-items:center}.box{width:100%;max-width:800px;min-height:300px;background-color:#000;color:#cfcfcf;box-sizing:border-box;font-size:15px}.button{width:200px;height:50px;margin:10px 10px;background:none;border:1px solid #535353;color:#fff;border-radius:5px;font-size:14px;transition:background-color .25s ease}.button:hover{cursor:pointer}.button:focus{outline:0}.button-copy:hover{background-color:#00631e}.button-clear:hover{background-color:#630000}textarea:focus{outline:0}select{background:#000;color:#fff;padding:8px 28px 8px 10px;margin-bottom:10px;outline:none;box-shadow:none}