*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
.slider1{
  width: 100%;
  height: 600px;
  overflow: hidden;
}
.slider1 ul{
    display: flex;
    animation: cambio 20s infinite alternate linear;
    width: 400%;
    height: 375px; 
}
.slider1 li{
    width: 100%; 
    height: 375px; 
    list-style: none;
}
.slider1 img{
    width: 100%;
    height: 375px; 
}

@keyframes cambio{
    0%{margin-left: 0;}
    20%{margin-left: 0;}
    
    25%{margin-left: -100%;}
    45%{margin-left: -100%;}
    
    50%{margin-left: -200%;}
    70%{margin-left: -200%;}
    
    75%{margin-left: -300%;}
    100%{margin-left: -300%;}
}
@media only screen and (min-width:320px) and (max-width:480px){
.slider1, .slider1 ul, .slider1 img{
    height: 100vh;
}
}

.container-boton{
    background-color: #2e6329;
    border: 1px solid #fff;
    position: fixed;
    z-index: 999;
    border-radius: 50%;
    bottom: 20px;
    right: 25px;
    padding: 10px;
    transition: ease 0.3s;
    animation: efecto 1.2s infinite;
}

.container-boton:hover{
    transform: scale(1.1);
    transition: 0.3s;
}

.boton{
    width: 50px;
    transition: ease 1s;
}

@keyframes efecto{
    0%{
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.85);
    }
    100%{
        box-shadow: 0 0 0 25px rgba(0, 0, 0, 0);
    }
}

/*:::Boton-Modal:::*/
.boton-modal{
    padding: 40px;
    background-color: #fff;
}
.boton-modal label{
    padding: 10px 15px;
    background-color: #5488a3;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 300ms ease;
}
.boton-modal label:hover{
    background-color: #185E83;
}
/*:::Fin Boton-Modal:::*/

/*:::Ventana Modal:::*/
#btn-modal{
    display: none;
}
.container-modal{
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0; left: 0;
    background-color: rgba(0 , 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}
#btn-modal:checked ~ .container-modal{
    display: none;
}
.content-modal{
    width: 100%;
    max-width: 400px;
    padding: 20px;
    background-color: rgba(0 , 0, 0, 0.8);
    border-radius: 4px;
}
.content-modal h2{
    margin-bottom: 15px;
}
.content-modal p{
    padding: 15px 0px;
    border-top: 1px solid #dbdbdb;
    border-bottom: 1px solid #dbdbdb;
}
.content-modal .btn-cerrar{
    width: 100%;
    margin-top: 15px;
    display: flex;
    justify-content: flex-end;
}
.content-modal .btn-cerrar label{
    padding: 7px 10px;
    background-color: #5488a3;
    color: #fff;
    border-radius: 4px;
    cursor: pointer;
    transition: all 300ms ease;
}
.content-modal .btn-cerrar label:hover{
    background-color:#185E83;
}
.cerrar-modal{
    width:100%;
    height: 100vh;
    position: absolute;
    top:0; left: 0;
    z-index: -1;
}
@media screen and (max-width:800px) {
    .content-modal{
        width: 90%;
    }
}