index.css

@import url('https://fonts.googleapis.com/css?family=PT+Sans:400,700');
* {
    margin: 0;
    padding: 0;
}
html,
body {
    width: 100%;
    height: 100%;
    font-family: 'PT Sans', sans-serif;
}
button:hover {
  transform: scale(1.2, 1.2);
}
a {
    text-decoration: none;
    color: #5f72bd;
    font-weight: bold;
    opacity: 0.8
}
a:hover {
    opacity: 1
}
form {
    padding-bottom: 20px
}
.cc {
    text-align: right;
    padding-bottom: 20px;
}
::-webkit-input-placeholder {
  color: rgba(0, 0, 0, 0.2);
  font-style: italic;
}
:-ms-input-placeholder {
  color: rgba(0, 0, 0, 0.2);
  font-style: italic;
}
::placeholder {
  color: rgba(0, 0, 0, 0.2);
  font-style: italic;
}

pre {
    color: #55cc66;
    background: #001800!important;
    width: 99%;
    overflow: auto;
    overflow-y: hidden;
    text-align: left;
    padding: 10px;
    border-radius: 3px;
    margin: 0 auto;
}
pre::-webkit-scrollbar {
    width: 1em;
    height: 5px
}
pre::-webkit-scrollbar-track {
    -webkit-box-shadow: none;
}
pre::-webkit-scrollbar-thumb {
    background-color: darkgrey;
}
.resul {
    color: #cc5555
}
.ff {
    color: #865700
}
.comment {
    color: rgba(255, 255, 255, 0.5);
    font-style: italic;
}
.formulario {
    background: #f4f4f4;
    padding-bottom: 50px;
    padding-top: 10px;
    overflow: hidden;
}
.tamanho {
    width: 1100px;
    max-width: 90%
}
.margin {
    margin: 0 auto
}
.bg-intro {
background: #5f72bd;
height: 90%;
}
.intro {
    height: 100%;
    color: #fff;
    text-align: center;
    background: #5f72bd;
    background-color: #5f72bd;
    background: url(../img/bg-teste.svg);
    background-size: cover;
    background-repeat: repeat;
    background-position: bottom;
    -webkit-animation-name: anima;
            animation-name: anima;
    -webkit-animation-duration: 2s;
            animation-duration: 2s;
    -webkit-animation-iteration-count: infinite;
            animation-iteration-count: infinite;
    -webkit-animation-direction: alternate;
            animation-direction: alternate;
    -webkit-animation-timing-function: linear;
            animation-timing-function: linear;
}
@-webkit-keyframes anima {
      0% {background-position: bottom;}
      100% {background-position: center;}
}
@keyframes anima {
      0% {background-position: bottom;}
      100% {background-position: center;}
}

.flex {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    height: 100%;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center
}
.box {
    width: 500px;
    max-width: 90%;
padding-top: 0px;
}
.ex {
    padding-top: 20px;
}
footer {
    padding-top: 50px;
    padding-bottom: 30px;
    font-size: 20px;
}
.bg {
    background: #fff;
    border: 1px solid rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    border-left: 5px solid #5f72bd;
    box-shadow: 0px 0px 20px 1px rgba(0, 0, 0, 0.1);
    border-radius: 4px
}
.bg h2 {
    margin-left: 10px;
    color: #5f72bd;
    padding-top: 10px
}
.container-form {
    margin: 30px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}
.box-form {
    -webkit-box-flex: 1;
    -ms-flex-positive: 1;
    flex-grow: 1;
    -ms-flex-preferred-size: 350px;
    flex-basis: 350px;
    margin: 10px;
    margin-top: 0;
    padding-bottom: 10px;
}
.box-form textarea,
.box-form input,
.box-form select {
    width: 100%;
    height: 30px;
    font-size: 14px;
    outline: none;
    border: none;
    -webkit-transition: 2s;
    transition: 2s;
    color: rgba(0, 0, 0, 0.5);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}
.box-form input:focus {
    border-bottom: 1px solid #5f72bd;
}
.cl {
width: 50px!important;
}
.clr {
width: 100px!important;
}
.box-form label {
    font-weight: 700;
    color: rgba(0, 0, 0, 0.5);
    font-size: 20px
}
.box-form span {
    color: rgba(0, 0, 0, .5);
    font-size: 12px;
}
.text-center {
  text-align:
}
.box-form-button {
  background: #5f72bd;
    color: #fff;
    min-width: 100px;
    padding-left: 20px;
    padding-right: 20px;
    box-shadow: 0px 0px 20px 1px rgba(0, 0, 0, 0.1);
    margin: 0 auto;
    border: none;
    height: 50px;
    font-size: 20px;
    font-weight: 900;
    border-radius: 3px;
    -webkit-transition: 1s;
    transition: 1s;
    cursor: pointer;
}

.counter {
    font-size: 14px;
    opacity: 0.8;
}
.box-form-button[disabled] {
    opacity: 0.6;
    cursor: not-allowed;
}
.ttt {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: end;
      -ms-flex-align: end;
          align-items: flex-end;
}
.flex1 {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1
}
.carac {
  width: 100%;
  text-align: right;
}
.box-form label i {
color: #cc5555;
margin-left: -3px;;
}
.btn {
    background: #5f72bd;
    color: #fff;
    margin-top: 10px;
    padding-left: 20px;
    padding-right: 20px;
    border: none;
    height: 30px;
    font-size: 14px;
    font-weight: 900;
    border-radius: 3px;
    -webkit-transition: 1s;
    transition: 1s;
    cursor: pointer;
}
.btn-remover {
    background: #cc5555 !important
}
.btn-remover:hover {
    background: #ad4848 !important
}
.logo {
    width: 100%;
    max-width: 90%;
}
.t h2 {
    color: #5f72bd;
    font-size: 18px;
}
.btn:hover {
    background: #9b23ea;
}
.texto-intro {
    text-align: center;
    width: 300px;
    max-width: 90%;
    padding-bottom: 30px;
    padding-top: 20px;
    line-height: 25px;
    color: rgba(0, 0, 0, 0.6);
    font-size: 14px
}
.lolo {
  color: #FFDD67
}
.gt {
  min-height: 200px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #5f72bd;
  color: #fff;
  transition: 1s
}
.git {
  max-width: 90%;
  transition: 1s;
  text-align: center;
}
.gt:hover .git {
  transform: scale(1.2, 1.2);
}
@media only screen and (max-width: 400px) {
    .some {
        display: none
    }
    pre {
        width: 80%
    }
    .container-form {
      margin: 10px
    }
}