:root {
    --primary-color: #fff;
    --secondary-color: #fff;

    --percent100: 100%;
    --percent50: 50%;
    
    --font-small: 14px;
    --font-smaller: 12px;

    --fw3: 300;
    --fw5: 500;
    --fw7: 700;
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


*{
    padding: 0;
    margin: 0;
    outline: 0;
    box-sizing: border-box;
}

h1 {
    font-size: 3.5em;
    font-weight: var(--fw7);
    padding: 20px;
}

h2 {
    font-size: 1em;
    font-weight: var(--fw5);
}

body{
    background-color: #fff;
    margin: auto;
}

li {
    list-style: none;
}


.flexitem {
    display: flex;
}

.flexcol {
    display: flex;
    flex-direction: column;
}

.main {
    width: 1000px;
    height: 600px;
    margin: auto;
    background-color: rgb(247, 247, 247);
    margin-top: 5em;
    border-radius: 9px;
}

.main .content {
    width: var(--percent100);
    padding: 20px;
    display: flex;
    flex-direction: column;
    
    align-items: center;
}

.content input {
    margin-bottom: 2em;
    
    
}

.principal{
    gap: 2em;
    
}

.main .content .linha {
    background-color: rgb(255, 187, 187);
    width: var(--percent100);
    gap: 2em;
    margin-right: 1em;
    flex: 1;
    justify-content: center;
    align-items: center;
}

.main .content .linha .quad0,
.main .content .linha .quad1,
.main .content .linha .quad2,
.main .content .linha .quad3,
.main .content .linha .quad4 {
    width: 100px;
    height: 100px;
    background-color: rgb(44, 44, 46);
    align-items: center;
    justify-content: center;
    font-size: 4em;
    color: #fff;
    text-align: center;
}
.win, .lose  {
    display: none; /* inicialmente oculto */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    z-index: 2; /* posicionado sobre a tela do jogo */
}
/* CSS */
.win h1, .lose h1 {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 2em;
    color: white;
    text-align: center;
}

.win {
    background-color: rgba(78, 78, 78, 0.7); /* verde semi-transparente */
}

.lose {
    background-color: rgba(128, 0, 0, 0.7); /* vermelho semi-transparente */
}