@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');

* {
    box-sizing: border-box; /*if we add border or padding, it doesn't affect the width of it. */
}

:root {
    --primary-color: #3b3b98;
    --secondary-color: #23235b;
    --off-white: #f3f3f3;
}

body {
    background-color: var(--primary-color);
    color: var(--off-white);
    font-family: 'Muli', sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100vh;
    overflow: hidden; /*don't want scroll bar to appear.*/
    padding: 10px;
    margin: 0px;
}

h1 {
    margin: 10px 0px 20px;
    text-align: center;
    font-size: 1.5rem;
}

.container {
    background-color: var(--secondary-color);
    box-shadow:  -3px -3px 3px 0px rgba(240, 243, 239, 0.212), 3px 3px 7px 0px rgba(0, 0, 0, 0.8);
    padding: 20px;
    width: 350px;
    max-width: 100%;
    border-radius: 5px;
}

.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%;
    border-radius: 4px;
}

.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;
    border-radius: 3px;
}

.btn {
    border: none;
    background-color: var(--primary-color);
    color: var(--off-white);
    font-size: 16px;
    padding: 8px 12px;
    cursor: pointer;
}

.btn-large {
    display: block;
    width: 100%;
    border-radius: 4px;
}

.btn-large:focus {
    outline: none;
}

.btn-large:active {
    transform: scale(0.99);
}

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