body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}
.container {
    position: relative;
    width: 100vw;
    max-width: 100%;
    height: 100vh;
    max-height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}
.timer {
    width: 350px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.timer__time {
    font-size: 54px;
    color: #333333;
}
.timer__buttons {
    width: 100%;
    margin-top: 20px;
    display: flex;
    justify-content: space-between;
}
.timer__toggle-status, .timer__next-status {
    cursor: pointer;
    background-color: transparent;
    outline: none;
    border: 2px solid #333333;
    color: #333333;
    padding: 10px 15px;
    width: 150px;
    transition: all .3s ease;
}
.timer__toggle-status:hover, .timer__toggle-status:active, .timer__next-status:hover, .timer__next-status:active {
    background-color: #333333;
    color: #fafafa;
}
.timer__toggle-status:active, .timer__next-status:active {
    transform: scale(0.9);
}
.timer-settings {
    position: absolute;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
}
.timer-settings__icon {
    width: 42px;
    cursor: pointer;
    opacity: 0.25;
    transition: all .3s ease;
    z-index: 99;
}
.timer-settings__submit-icon {
    width: 32px;
    cursor: pointer;
    opacity: 0.25;
    transition: all .3s ease;
}
.timer-settings__icon:hover, .timer-settings__icon:active, .timer-settings__submit-icon:hover, .timer-settings__submit-icon:active {
    opacity: 0.8;
}
.timer-settings__container {
    margin-bottom: 20px;
    width: 300px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    visibility: visible;
    opacity: 1;
    transition: all .3s ease;
}
.setting {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.setting label {
    font-weight: bold;
    font-size: 14px;
    margin-bottom: 5px;
}
.setting input {
    border-radius: 5px;
    border: 1px solid #333333;
    text-align: center;
}
.hidden {
    transform: translateX(-100px);
    visibility: hidden;
    opacity: 0;
}