body {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
        }
        .botao {
  width: 149px;
  height: 45px;
  border-radius: 20px;
  border: none;
  box-shadow: 1px 1px rgba(107, 221, 215, 0.37);
  padding: 5px 10px;
  background-color: rgb(0, 0, 0);
  color: #fff;
  font-family: Roboto, sans-serif;
  font-weight: 505;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
  filter: drop-shadow(0 0 10px rgba(59, 190, 230, 0.568));
  transition: 0.5s linear;
}

.botao .mysvg {
  display: none;
}

.botao:hover {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  transition: 0.5s linear;
}

.botao:hover .texto {
  display: none;
}

.botao:hover .mysvg {
  display: inline;
}

.botao:hover::after {
  content: "";
  position: absolute;
  width: 16px;
  height: 3px;
  background-color: rgb(255, 255, 255);
  margin-left: -20px;
  animation: animate 0.9s linear infinite;
}

.botao:hover::before {
  content: "";
  position: absolute;
  top: -3px;
  left: -3px;
  width: 100%;
  height: 100%;
  border: 3.5px solid transparent;
  border-top: 3.5px solid #fff;
  border-right: 3.5px solid #fff;
  border-radius: 50%;
  animation: animateC 2s linear infinite;
}

@keyframes animateC {
  0% {
    transform: rotate(0deg);
  }

  100% {
    transform: rotate(360deg);
  }
}

@keyframes animate {
  0% {
    transform: translateY(0);
  }

  100% {
    transform: translateY(20px);
  }
}