@font-face {
    font-family: 'Roboto';
    src: url('../fonts/Roboto-Regular.ttf') format('truetype')/* Safari, Android, iOS */
}

* {
    font-family: 'Roboto', sans-serif;
    box-sizing: border-box;
}

#titulo{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    padding-top: 30px;
    font-family: 'Roboto-Bold', sans-serif;
color: white !important;
    width: 100%;
    justify-content: space-between;
}

h1{
    font-weight: bold;
    color: white !important;
}

#contenido{
    width: 100%;
    text-align: center;
    align-items: center;
}

.prin{
   border-radius: 10px;
   color: white;
   background-color: rgb(155, 0, 0);
   padding: 15px 20px;
}



.wrapper{
  position: fixed;
  display: flex;
  flex-direction: column;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  padding-left: 50%;
}

.btn{
   color: #fff !important;
   font-size: 17px !important;
   font-weight: bold !important;
   background-color: gray;
   border: 1px solid rgb(255, 255, 255) !important;
}

a{
  display: block;
  width: 150px;
  height: 50px;
  line-height: 46px;
  text-decoration: none;
  text-align: center;
  border: 3px solid rgb(255, 255, 255);
  color: rgb(255, 255, 255);
  font-size: 18px;
  font-weight: bold;
  font-family: arial;
  position: relative;
  overflow: hidden;
  background: rgb(255, 0, 0);
  transition: all .35s;
}

a:before,
a:after{
  position: absolute;
  content: "";
  width: 100%;
  height: 100%;
  top: -100%;
  left: 0;
  background: rgb(188, 0, 0);
  z-index: -1;
  transition: all .35s;
}

a:before{
  opacity: .5;
}

a:after{
  transition-delay: .2s;
}

a:hover{
  color: #fff;
}

a:hover:before,
a:hover:after{
  top: 0;
}