* {
    margin: 0;
    box-sizing: border-box;
}
body {
    font-family: 'McLaren', cursive;
    background-color: #0c1d2d;
}

h1 {
    color: #fff;
    font-size: 26px;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 14vh;
    background-color: rgb(82, 148, 199);
    padding: 0 26px 20px 26px;
}

.header_icon {
    height: 40px;
    width: 40px;
    border-radius: 20px;
    background-color: #0c1d2d;
}

.container {
    padding: 26px;
}

.app {
    text-align: center;
}

.streak {
    height: 68px;
    display: flex;
    padding: 15px 26px;
    justify-content: space-between;
    align-items: center;
    border-radius: 20px 20px 0 0;
    margin-top: -20px;
    background-color: #0c1d2d;
}
.streak_wrong, .streak_correct, .streak_empty {
    height: 20px;
    width: 20px;
    border-radius: 10px;
}

.streak_correct {
    background-color: rgb(28, 140, 75);
}

.streak_wrong {
    background-color: rgb(231, 38, 38);
}

.streak_empty {
    background-color: none;
    border: 1px solid grey;
}

.counter {
    height: 7vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.counter_wrong, .counter_correct, .counter_streak {
    width: 100px;
    height: 40px;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
}

.counter_wrong {
    background-color: rgb(231, 38, 38);
    border-radius: 0 20px 20px 0;
}

.counter_correct {
    background-color: rgb(17, 65, 37);
    border-radius: 20px 0 0 20px;
}

.counter_streak {
    width: 120px;
    background-color: #fff;
    border-radius: 20px;
    color: rgb(17, 65, 37);
}

.vokabel {
    height: 30vh;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
}

.user_input {
    width: 100%;
    height: 40px;
    border: none; 
    font-size: 20px;
    font-family: 'McLaren', cursive;
    padding: 0px 15px;
    outline: none;
    border-radius: 20px;
}

.user_submit {
    margin-top: 60px;
    text-transform: uppercase;
    height: 40px;
    width: 80px;
    color: #fff;
    background-color:  rgb(82, 148, 199);
    border: none;
    border-radius: 20px;
    font-size: 20px;
    font-family: 'McLaren', cursive;
    outline: none;
    cursor: pointer;
}

.alert {
    position: absolute;
    height: 100%;
    width: 100%;
    background-color: rgba(17, 65, 37);
    color: #fff;
    top: 0;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    display: none;
    flex-flow: column;
}

.alert_vokabel {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-flow: column;
    text-align: center;
    padding: 15px;
    background: #fff;
    color: rgba(17, 65, 37);
    width: 100%;
    margin-top: 100px;
}

.alert.wrong {
    background-color: rgba(231, 38, 38, 0.95);
    display: flex;
}
.alert.correct {
    background-color: rgba(17, 65, 37, 0.95);
    display: flex;
}