.container {
  font-size: 85%;
}

.btn {
  font-size: 85%;
}

.bg-bbva {
    --bs-bg-opacity: 1;
    background-color: rgb(0 19 144) !important;
}

.bg-santander {
    --bs-bg-opacity: 1;
    background-color: rgb(236 0 0) !important;
}

.menu img{
    transition: 1s ease;
}
    
.menu img:hover{
-webkit-transform: scale(0.8);
-ms-transform: scale(0.8);
transform: scale(0.8);
transition: 1s ease;
}

.menu a {
    text-decoration: none;
}

.sk-folding-cube {
    margin: 20px auto;
    width: 40px;
    height: 40px;
    position: relative;
    -webkit-transform: rotateZ(45deg);
            transform: rotateZ(45deg);
  }
  
  .sk-folding-cube .sk-cube {
    float: left;
    width: 50%;
    height: 50%;
    position: relative;
    -webkit-transform: scale(1.1);
        -ms-transform: scale(1.1);
            transform: scale(1.1); 
  }
  .sk-folding-cube .sk-cube:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #333;
    -webkit-animation: sk-foldCubeAngle 2.4s infinite linear both;
            animation: sk-foldCubeAngle 2.4s infinite linear both;
    -webkit-transform-origin: 100% 100%;
        -ms-transform-origin: 100% 100%;
            transform-origin: 100% 100%;
  }
  .sk-folding-cube .sk-cube2 {
    -webkit-transform: scale(1.1) rotateZ(90deg);
            transform: scale(1.1) rotateZ(90deg);
  }
  .sk-folding-cube .sk-cube3 {
    -webkit-transform: scale(1.1) rotateZ(180deg);
            transform: scale(1.1) rotateZ(180deg);
  }
  .sk-folding-cube .sk-cube4 {
    -webkit-transform: scale(1.1) rotateZ(270deg);
            transform: scale(1.1) rotateZ(270deg);
  }
  .sk-folding-cube .sk-cube2:before {
    -webkit-animation-delay: 0.3s;
            animation-delay: 0.3s;
  }
  .sk-folding-cube .sk-cube3:before {
    -webkit-animation-delay: 0.6s;
            animation-delay: 0.6s; 
  }
  .sk-folding-cube .sk-cube4:before {
    -webkit-animation-delay: 0.9s;
            animation-delay: 0.9s;
  }
  @-webkit-keyframes sk-foldCubeAngle {
    0%, 10% {
      -webkit-transform: perspective(140px) rotateX(-180deg);
              transform: perspective(140px) rotateX(-180deg);
      opacity: 0; 
    } 25%, 75% {
      -webkit-transform: perspective(140px) rotateX(0deg);
              transform: perspective(140px) rotateX(0deg);
      opacity: 1; 
    } 90%, 100% {
      -webkit-transform: perspective(140px) rotateY(180deg);
              transform: perspective(140px) rotateY(180deg);
      opacity: 0; 
    } 
  }
  
  @keyframes sk-foldCubeAngle {
    0%, 10% {
      -webkit-transform: perspective(140px) rotateX(-180deg);
              transform: perspective(140px) rotateX(-180deg);
      opacity: 0; 
    } 25%, 75% {
      -webkit-transform: perspective(140px) rotateX(0deg);
              transform: perspective(140px) rotateX(0deg);
      opacity: 1; 
    } 90%, 100% {
      -webkit-transform: perspective(140px) rotateY(180deg);
              transform: perspective(140px) rotateY(180deg);
      opacity: 0; 
    }
  }

.loader {
  width: 100px;
  height: 100px;
  margin: auto;
  z-index: 100;
  border-radius: 50%;
  position: relative;
  animation: rotate 1s linear infinite
}
.loader::before , .loader::after {
  content: "";
  box-sizing: border-box;
  position: absolute;
  inset: 0px;
  border-radius: 50%;
  border: 5px solid #0d6efd;
  animation: prixClipFix 2s linear infinite ;
}
.loader::after{
  border-color: #FF3D00;
  animation: prixClipFix 2s linear infinite , rotate 0.5s linear infinite reverse;
  inset: 6px;
}

@keyframes rotate {
  0%   {transform: rotate(0deg)}
  100%   {transform: rotate(360deg)}
}

@keyframes prixClipFix {
    0%   {clip-path:polygon(50% 50%,0 0,0 0,0 0,0 0,0 0)}
    25%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 0,100% 0,100% 0)}
    50%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,100% 100%,100% 100%)}
    75%  {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,0 100%,0 100%)}
    100% {clip-path:polygon(50% 50%,0 0,100% 0,100% 100%,0 100%,0 0)}
}