.sliderimg{
    background-image:linear-gradient(45deg, rgba(10, 1, 136, 0.945), rgb(14, 2, 14), rgb(216, 15, 182), rgb(1, 225, 255));
    background-size: 400%, 400%;
    animation: cambiar 10s ease infinite;
    -webkit-animation: cambiar1 20s ease infinite;
}
  @keyframes cambiar1{
    0%{background-position: 0 50%;}
    50%{background-position: 100% 50%;}
    100%{background-position: 0 50%;}
  }
.container-all{
    background-image:linear-gradient(45deg, rgba(10, 1, 136, 0.945), rgb(14, 2, 14), rgb(216, 15, 182), rgb(1, 225, 255));
    background-size: 1000%, 1000%;
    position: relative;
    margin: auto;
    border: 10px;
    padding-top: 20px;
    padding-bottom: 20px;
    max-width: 1100px;
    width: 100%;
    border-radius: 6px;    
    overflow: hidden;
    animation: cambiar 10s ease infinite;
    -webkit-animation: cambiar1 20s ease infinite;
}
  @keyframes cambiar1{
    0%{background-position: 0 50%;}
    50%{background-position: 100% 50%;}
    100%{background-position: 0 50%;}
  }



.btn-neon{
    position: relative;
    display: inline-block;
    padding: 15px 30px;
    color: #fff;
    letter-spacing: 4px;
    font-size: 24px;
    text-decoration: none;
    overflow: hidden;
    transition: 0.2s;
}
.btn-neon:hover{
    background: #01f3fc;
    box-shadow: 0 0 10px #01f3fc, 0 0 40px #01f3fc, 0 0 80px #01f3fc;    
}