proyectos.css

@import url('https://fonts.googleapis.com/css2?family=Abril+Fatface&display=swap');
@import url('https://fonts.googleapis.com/css2? family= Calabacín & display=swap');
*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
body{
    background: url("entregable.jpg") fixed;
    background-size: cover;
    font-family: 'century Gothic', sans-serif;
}

nav li ul{
    display: none;
    position: absolute;
    min-width: 0px;
}
nav li:hover> ul{
    display: block;

}
header{
    background-color: rgba(255, 255, 255, 0.412) ;
    width: 100%;
    clear: both;
    content: '';
    display: table;
    height: 50px;
}
.menu{
    width: 900 px;
    margin: 0 ;
}


nav{
    float:right;
}
nav ul li{
    list-style: none;/*borrar viñetas*/
    margin-left: 75px;
    margin-right: 60px;
    padding: 12px 0;
    float: left;
    position: relative;
}
nav ul li a{
    text-decoration: none;
    color:rgb(255, 255, 255);
    font-weight: bold;
}
.lista li{
    margin-left: 0;
    margin-right: 2px ;
    width: 140px;
    padding: 12px 0;
    background-color: rgba(255, 255, 255, 0.5) ;
}
nav ul li a::before{

    display: block;
    content: '';
    width: 0%;
    background-color: blueviolet;
    height: 5px;
    top:0;
    position: absolute;
    transition: width 0.2s;
}
nav ul li a:hover::before{
    width:100%;
}

.lista li:hover{
    background-color: rgb(169, 162, 173);
}

h1{
    font-family: 'Abril Fatface', cursive;
    font-size: 40px;
    color: rgb(63, 31, 206);
    text-align: center;
}
h2{
    text-align: center;
    font-family: 'Calabacín', cursiva;
}
.contenedor p{
    text-align: center;
}
.contenedor{
    width: 85%;
    height: auto;
    background:rgba(255, 255, 255, 0.8) ;
    margin-left: 6em;
    margin-top: 4em;
    padding: 70px ; /* el cuadro*/
    color: while;
    text-align:left;
    border-radius: 50px;
}
.calculadora{
    width: 100% !important;
    height: 700px;

}
img{
    width: 100%;   
}
button{
    margin-left: 45%;
    padding: 12px;
    background-color: rgb(198, 163, 231);
}
button:hover{
    background-color: rgb(224, 209, 238);
}