*,*:before,*:after{
    -moz-box-sizing:border-box;
    -webkit-box-sizing:border-box;
    box-sizing:border-box;
    padding: 0;
    margin: 0;
}

body, html {
    background: #ebebeb;
    width:100%;
    min-height: 100%;
    overflow-x: hidden;


}
#logo{
    position: relative;
    display: flex;
    width:100%;
    justify-content: center;
    align-items: center;

}
#hoy{
    width: 50%;
}
#logo img{
    width:50%;
    height: auto;
    position: relative;
}
#mainwrapper{
    display: flex;
    justify-content: center;
    flex-direction: column;
    position: relative;
    width:100%;
    padding:calc(12px + 1%);
    max-width: 768px;
    height: auto;
    margin: 0 auto;
    min-height: 100vh;

}
hr {
    display: block;
    width:100%;
    margin-bottom: 1vh;
    margin-top: 1vh;
    height: 1px;
    box-shadow: none;
    background-color: #777;
    border:none;
}
.clock {
    width: 100%;
    height: 100%;
    max-height: 90vh;
    max-width: 90vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(255,255,255,0.85) url(img/clock_circ.png);
    background-size: cover;
    border-radius: 50%;
    margin-left: auto;
    margin-right: auto;
    margin-top: auto;
    margin-bottom: auto;
    position: relative;
}
.hour, .min, .sec {
    display: flex;
    position: absolute;
    justify-content: center;
    mix-blend-mode: multiply;
    width: 100.0%;
    height: 100.0%;
    align-items: center;
}
.hr {
    width: 100%;
    height: 100%;
    /*    width: calc(100% - 3px);
        height: calc(100% - 3px);*/
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: url(img/hour2_pq.png);
    background-size: cover;
    animation-name: hora;
    animation-duration: 360s;
    animation-iteration-count: infinite;
}
@keyframes hora {
    0%   {filter: hue-rotate(360deg);}
    100% {filter: hue-rotate(0deg);}
}
.mn {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: url(img/min2_pq.png);
    background-size: cover;
    animation-name: minutos;
    animation-duration: 180s;
    animation-iteration-count: infinite;
}
@keyframes minutos {
    0%   {filter: hue-rotate(0deg);}
    25%  {filter: hue-rotate(190deg);}
    50%  {filter: hue-rotate(360deg);}
    75%  {filter: hue-rotate(190deg);}
    100% {filter: hue-rotate(0deg);}
}
.sc {
    width: 100%;
    height: 100%;
    display: flex;
    position: relative;
    justify-content: center;
    align-items: center;
    background-image: url(img/sec2_pq.png);
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center center;
    animation-name: segundos;
    animation-duration: 60s;
    animation-iteration-count: infinite;
}
@keyframes segundos {
    0%   {filter: hue-rotate(0deg);}
    100% {filter: hue-rotate(360deg);}
}
#mainwrapper header {
    /*Header */
    width: 100%;
    padding-bottom: 5%;


}
#mainContent .clock .clock::before {
    /* Container of all content */
    justify-content: center;
    align-items: center;
    width: 70%;
   	overflow: auto;
    padding-left: 2%;
    padding-right: 2%;
}

#footer, #hoy {
    /* Footer articles */


    font-family: "Helvetica", "sans-serif";
    font-style: normal;
    font-weight: 300;
    font-size: calc(.8rem + .2vw);
    color: #939598;
    line-height: 1.6em;

}
#toggle {
    /* Footer articles */
    font-family: "Helvetica", "sans-serif";
    font-style: normal;
    font-weight: 200;
    font-size: calc(.8rem + .2vw);
    color: white;
    line-height: 1.6em;
}
/* prueba buttom */
.btn, .btn_f {
    display: inline-block;
    font-weight: 400;
    color: #212529;
    text-align: center;
    vertical-align: middle;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-color: transparent;
    border: 0px solid transparent;
    padding: 0.375rem 0.75rem;
    font-size: calc(1rem + .2vw);
    line-height: 1.5;
    border-radius: 0.25rem;
    transition: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

@media (prefers-reduced-motion: reduce) {
    .btn, .btn_f {
        transition: none;
    }
}

.button_bg, .btn_f {
    color: #fff;
    background-color: #999999;
}

.button_bg:hover, .btn_f:hover {
    color: #fff;
    background-color: #787878;
 }

.button_bg:focus, .button_bg.focus, .btn_f:focus, .btn_f.focus {
    color: #fff;
    background-color: #575757;
    box-shadow: 0 0 0 0.2rem rgba(130, 138, 145, 0.5);
}

.button_bg.disabled, .button_bg:disabled, .btn_f.disabled, .btn_f:disabled {
    color: #fff;
    background-color: #575757;
}

.button_bg:not(:disabled):not(.disabled):active, .button_bg:not(:disabled):not(.disabled).active,
.show > .button_bg.dropdown-toggle, .btn_f:not(:disabled):not(.disabled):active, .btn_f:not(:disabled):not(.disabled).active,
.show > .btn_f.dropdown-toggle {
    color: #fff;
    background-color: #000;
}

.button_bg:not(:disabled):not(.disabled):active:focus, .button_bg:not(:disabled):not(.disabled).active:focus,
.show > .button_bg.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(130, 138, 145, 0.5);
}

.btn_f:not(:disabled):not(.disabled):active:focus, .btn_f:not(:disabled):not(.disabled).active:focus,
.show > .btn_f.dropdown-toggle:focus {
    box-shadow: 0 0 0 0.2rem rgba(130, 138, 145, 0.5);
}

.placeHolder{
    visibility: hidden;
    pointer-events: none;
    position: relative;
    width:100%;
    height: auto;
    display: block;
}