*{
    box-sizing: border-box;
    margin: 0px;
    padding: 0px;
}
body{
    height: 100vh;
    font-family: "Roboto Mono";
        display: flex;
        flex-direction: column;
        gap: 10px;
         background-image: linear-gradient(50deg, rgba(146, 146, 146, 0.02) 0%, rgba(146, 146, 146, 0.02) 25%,rgba(82, 82, 82, 0.02) 25%, rgba(82, 82, 82, 0.02) 50%,rgba(217, 217, 217, 0.02) 50%, rgba(217, 217, 217, 0.02) 75%,rgba(41, 41, 41, 0.02) 75%, rgba(41, 41, 41, 0.02) 100%),linear-gradient(252deg, rgba(126, 126, 126, 0.01) 0%, rgba(126, 126, 126, 0.01) 25%,rgba(117, 117, 117, 0.01) 25%, rgba(117, 117, 117, 0.01) 50%,rgba(219, 219, 219, 0.01) 50%, rgba(219, 219, 219, 0.01) 75%,rgba(41, 41, 41, 0.01) 75%, rgba(41, 41, 41, 0.01) 100%),linear-gradient(272deg, rgba(166, 166, 166, 0.01) 0%, rgba(166, 166, 166, 0.01) 20%,rgba(187, 187, 187, 0.01) 20%, rgba(187, 187, 187, 0.01) 40%,rgba(238, 238, 238, 0.01) 40%, rgba(238, 238, 238, 0.01) 60%,rgba(204, 204, 204, 0.01) 60%, rgba(204, 204, 204, 0.01) 80%,rgba(5, 5, 5, 0.01) 80%, rgba(5, 5, 5, 0.01) 100%),linear-gradient(86deg, rgba(143, 143, 143, 0.02) 0%, rgba(143, 143, 143, 0.02) 12.5%,rgba(36, 36, 36, 0.02) 12.5%, rgba(36, 36, 36, 0.02) 25%,rgba(23, 23, 23, 0.02) 25%, rgba(23, 23, 23, 0.02) 37.5%,rgba(223, 223, 223, 0.02) 37.5%, rgba(223, 223, 223, 0.02) 50%,rgba(101, 101, 101, 0.02) 50%, rgba(101, 101, 101, 0.02) 62.5%,rgba(94, 94, 94, 0.02) 62.5%, rgba(94, 94, 94, 0.02) 75%,rgba(148, 148, 148, 0.02) 75%, rgba(148, 148, 148, 0.02) 87.5%,rgba(107, 107, 107, 0.02) 87.5%, rgba(107, 107, 107, 0.02) 100%),linear-gradient(25deg, rgba(2, 2, 2, 0.02) 0%, rgba(2, 2, 2, 0.02) 16.667%,rgba(51, 51, 51, 0.02) 16.667%, rgba(51, 51, 51, 0.02) 33.334%,rgba(26, 26, 26, 0.02) 33.334%, rgba(26, 26, 26, 0.02) 50.001000000000005%,rgba(238, 238, 238, 0.02) 50.001%, rgba(238, 238, 238, 0.02) 66.668%,rgba(128, 128, 128, 0.02) 66.668%, rgba(128, 128, 128, 0.02) 83.33500000000001%,rgba(21, 21, 21, 0.02) 83.335%, rgba(21, 21, 21, 0.02) 100.002%),linear-gradient(325deg, rgba(95, 95, 95, 0.03) 0%, rgba(95, 95, 95, 0.03) 14.286%,rgba(68, 68, 68, 0.03) 14.286%, rgba(68, 68, 68, 0.03) 28.572%,rgba(194, 194, 194, 0.03) 28.572%, rgba(194, 194, 194, 0.03) 42.858%,rgba(51, 51, 51, 0.03) 42.858%, rgba(51, 51, 51, 0.03) 57.144%,rgba(110, 110, 110, 0.03) 57.144%, rgba(110, 110, 110, 0.03) 71.42999999999999%,rgba(64, 64, 64, 0.03) 71.43%, rgba(64, 64, 64, 0.03) 85.71600000000001%,rgba(31, 31, 31, 0.03) 85.716%, rgba(31, 31, 31, 0.03) 100.002%),linear-gradient(90deg, hsl(80,0%,14%),hsl(80,0%,14%));
      }
.tete{
    
    text-align: center;
    font-size: 4em;
    
    line-height: 1.7; /* Ajuste la valeur selon tes besoins */
    background: -webkit-linear-gradient(90deg, #000000 0%, #ffa31a 100%);
    background: linear-gradient(90deg, #000000 0%, #ffa31a 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display:flex;
    width: fit-content;
    margin: 0px auto;
    
}


.container{
    border-radius: 10px;
    display: grid;
    width: 330px;
    height:  500px;
    box-shadow: 5px 0px 0px 0px #ffa31a, 0px 5px 0px 0px #808080;
    background-color: #1b1b1b;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(7,1fr);
    margin: 0px auto;
    padding: 5px;
    transform: translateX(5px),translateY(5px) ;
}

.ecran{
    grid-column: 1/-1;
    grid-row: 1/3;
    display: flex;
    height: 90%;
    width: 95%;
    margin: 10px auto;
    flex-direction: column;
    padding: 7px !important;
    background-color:  #292929;
    border: 2px solid transparent;
    box-shadow: 3px 3px 10px rgba(0,0,0,1),
    -1px -1px 6px rgba(255, 255, 255, 0.4),
    inset 3px 3px 10px rgba(0,0,0,1),
    inset -1px -1px 6px rgba(255, 255, 255, 0.4);
    border: none;

    outline: none;
}

#plus{
    margin:0px 3px
}
#upper{
    border-radius: 10px 10px 0 0;
    width: 100%;
}
#lowwer{
    border-radius:  0 0 10px 10px;
    width: fit-content;
    
    margin: 0px 0px 0px 0px;
}
#upper,#lowwer{
    font-family: "Roboto Mono";
    height: 100%;
    display: flex;
    font-size: 2.5em;
    background-color: transparent;
    font-weight: 900;
    padding: 0px;
    border: none;
    outline: none;
    flex-direction: row-reverse;
    align-items: center;
    color: #fff;
}
.zero{
    grid-column: 1/3;

}
.nbr{
    background-color: #808080;
}
.operator{
    background-color: #ffa31a;
    
}


.box{
    
    
    border-radius: 10px;
    text-align: center;
    
    padding: 2px;
    
}

button {
    border: none;
    outline: none;
    margin: 5px;
    
    font-size: 1.5em;
    
    color: #fff;
    border-radius: 10px;
    transition: all ease 0.1s;
    transform: translateY(-2px);
    
    box-shadow: 0px 2px 0px 0px #fff,2px 0px 0px 0px #fff;
  }
  
  button:active {
  transform: translateY(0px);
    box-shadow: 0px 0px 0px 0px #fff;
  }

  
.footer {
    position: absolute;
    bottom:  0;
    left: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      width: 100%;
      padding: 10px;
      font-size: 20px;
      color: white;
      
    }
    
    .fa-github {
     
      font-size: 24px;
      transition: transform 0.3s ease-in-out;
      color: white;
  
    }
    
    .fa-github:hover {
      transform: rotate(360deg) scale(1.2);
      color: white;
    }