@charset 'UTF-8';

*
{
padding: 0;
margin: 0%;

}
#t{
 color: aliceblue;
 text-align: center;
 font-size: 20px;
 padding-top: 10px;
 justify-content: center;

}
body{
    background-color: rgb(48, 41, 41);
}
.envelope
{
    width: 96vw;
    height: 95vh;
    position: relative;
    
}
.conteudo
{
   height: 400px;
   width: 400px;
   background-color: black;
   position: absolute;
   border-radius: 50%;
   left: 36%;
   top: 7%;
}

h1
{
    color: aliceblue;
    display: inline;
    position: relative;
    font-weight: 100;
    left: 20%;
    top: 40%;
    padding: 20px; 
}


button
{
    position: relative;
    display: inline;
    padding: 10px;
    margin: 130px 10px ;
    border: 3px solid;
    left: 42%;
    top: 53%;
}

#btn_iniciar
{
    background-color: green;
    color: aliceblue;
}

#btn_pausar
{
    color: aliceblue;
    background-color: gray;
}
#btn_zerar
{
    color: aliceblue;
    background-color: red;
}

footer
{
text-align: center;
color: aliceblue;
padding: 20px;
}