* {
 box-sizing: border-box;
}

body {
 background-color: #13dbcd;
 color: #fff;
 font-family: 'Muli', sans-serif;
 display: flex;
 flex-direction: column;
 align-items: center;
 justify-content: center;
 height: 100vh;
 overflow: hidden;
 padding: 10px;
 margin: 0;
}

h2 {
 margin: 10px 0 20px;
 text-align: center;
}

.container {
 background-color: #221c7b;
 box-shadow: 0px 2px 10px rgba(255, 255, 255, 0.2);
 padding: 20px;
 width: 350px;
 max-width: 100%;
}

.result-container {
 background-color: rgba(0, 0, 0, 0.4);
 display: flex;
 justify-content: flex-start;
 align-items: center;
 position: relative;
 font-size: 18px;
 letter-spacing: 1px;
 padding: 12px 10px;
 height: 50px;
 width: 100%;
}

.result-container #result {
 word-wrap: break-word;
 max-width: calc(100% - 40px);
}

.result-container .btn {
 position: absolute;
 top: 5px;
 right: 5px;
 width: 40px;
 height: 40px;
 font-size: 20px;
}

.btn {
 border: none;
 background-color: #13dbcd;
 color: #000;
 font-size: 16px;
 padding: 8px 12px;
 cursor: pointer;
 
}

.btn-large {
 display: block;
 width: 100%;
}

.setting {
 display: flex;
 justify-content: space-between;
 align-items: center;
 margin: 15px 0;
}