/* PALETA DE CORES */
/*GRAY --> #373739
DARK GRAY --> #19191a
BLACK --> #020202
DARK MUSTARD --> #c9b977
LIGHT MUSTARD --> #ecdda2 */

/* GERAL */
body, h1, p, span {
    margin: 0;
    font-family: Montserrat;
}

body {
    background-color: #f2e8e1;
}

h1 {
    text-align: center;
    margin: 30px 0;
    color: #020202;
}

p {
    text-align: center;
    margin: 30px 0;
    color:#020202;
}


/* CALCULADORA */
#calculator {
    background-color: #19191a;
    color: #020202;
    width: 400px;
    height: 400px;
    margin-left: auto;
    margin-right: auto;
    padding-top: 30px;
    padding-bottom: 50px;
}

/* SCREEN CONTAINER */
#screen-container {
    margin-left: auto;
    margin-right: auto;
    background-color: #373739;
    margin-bottom: 30px;
    padding: 10px;
    width: 258px;
    height: 70px;
    border: 1px solid #f2e8e1;
    text-align: right;
    box-sizing: border-box;
    overflow: hidden;
    white-space: nowrap;
}

#result-number, #upper-number {
    float: right;
    color: #f2e8e1;
    margin-top: 5px;
}

#result-number {
    font-weight: bold;
    font-size: 22px;
    clear: both;
}

/* buttons-container */

.btn-container {
    position: relative;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
    width: 300px;
    text-align: center;
    margin-bottom: 15px;
}

.btn {
    color:#020202;
    background-color: #ecdda2;
    border: 1px solid #373739;
    width: 50px;
    height: 50px;
    text-align: center;
    margin: 0 2px;
    line-height: 50px; /*DEIXA TEXTO CENTRALIZADO NA VERTICAL */
    font-weight: bold;
    font-size: 18px;
    display: inline-block;/*DEIXA BOTÕES LADO A LADO */
    cursor: pointer;
}

#ac-btn, #division-btn, #multiplication-btn, #plus-btn,
 #minus-btn, #zero-btn, #equals-btn {
    background-color: #c9b977;
    font-weight: 300;
    font-size: 20px;

}

.btn:hover {
    background-color: cadetblue;
}

#ac-btn:hover, #division-btn:hover, #multiplication-btn:hover, #plus-btn:hover,
 #minus-btn:hover, #zero-btn:hover, #equals-btn:hover {
    background-color: #345e7d;
}

#ac-btn {
    margin-left: -180px;
}

#division-btn {
    position: absolute;
    right: 32px;
}
#zero-btn, #equals-btn {
    width: 110px;
}