div.PC-blank-Cnt  {position:fixed ; z-index:10; top:0; left:0; width: 100vw; height: 150vw; display: block; }
img.blank-size  {width:100vw; height:auto; }
div.MP-blank-Cnt	{position:fixed ; display: none; }

/* Existing mobile bar (you already had this) */
div.MP-float-bar  {
  position: fixed;
  z-index: 13;
  display: none;
}

/* PC floating bar original setting top:2vw;  */
div.Menu-float-bar {
  position: fixed;
  z-index: 13;
  top: 1.75vw;
  left: 0;
  width: 100vw;
  transform: translateY(-20px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  /* 2. fully transparent bar */
  background-color: transparent;
  box-shadow: none;
}

/* Logo areas */

div.sdc-logo {
  padding-left: 5vw;
  padding-top: 1.0vw;               /*  Previously 1.0vw, try 2.0vw */
  width: 18.0vw;
  height: auto;
}

div.bally-qz-logo {
  padding-left: 2.5vw;
  padding-top: 1.0vw;
  width: 13.25vw;
  height: auto;
  display: none;  /* Took off because it is not suitable for construction stone */
}

div.SDC-Construction-Stone-MP {
  display: none;                 /* show the text */
}

div.SDC-Construction-Stone {
  display: block;                 /* show the text */
  margin-left: 2vw;               /* space to the right of SDC logo */
  margin-top: 1.35vw;              /* tweak vertical alignment */
  padding: 0.75vw 1.5vw;             /* inner spacing around text */
  font-size: 1.8vw;               /* adjust size to taste */
  color: white;
  font-weight: bold;
  font-style: italic;
  font-family: "Arial", "Helvetica", "sans-serif";
  line-height: 1.2;	
  background-color: #3f3fff;   /* brighter light blue */  
  text-shadow: 2px 2px 5px rgba(0, 0, 0, 0.8);
  border-radius: 1.1vw;
  box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, 0.5);
  transition: background-color 1s ease, transform 1s ease, opacity 1s ease;
}

/* 3. Logos semi-transparent with rounded corners & soft shadow */
.sdclogo-size,
.ballyqz-size {
  max-width: 95%;
  height: auto;
  padding: 0.75vw 1.125vw;                /* white padding */
  background-color: rgba(255, 255, 255, 0.8);   /* semi-transparent white */
  border-radius: 25px;                   /* large radius */
  opacity: 1;
  box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, 0.5);
}

div.sdc-logo:hover .sdclogo-size {
  box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, 0.1);	/* fad shadow  */
}

/* Navigation container */
.nav-menu {
  display: flex;
  margin-left: auto;      /* push menu to the right */
  padding-right: 6vw;     /* 1. move buttons away from right edge */
  gap: 2vw;
  font-family: Arial, sans-serif;
  font-size: 1vw;
}

/* 4. Buttons style (About / Products / Contact) */
.menu-button,
div.Products-but,
div.About-but {
  padding: 0.8vw 1.9vw;            /* 30% bigger padding */
  margin-top: 1.1vw;
  background-color: #3f3fff;   /* brighter light blue */  
  color: white ; text-shadow: 2px 2px 5px rgba(0, 0, 0, 1);  		/*  Custom color  */				
  border-radius: 20px;
  cursor: pointer;
  white-space: nowrap;
  border: none;
  text-align: center;
  font-weight: 600;
  font-size: 1.3vw;                /* 30% larger text */
  opacity: 1;                      
  box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, 0.35);         
}

/* Hover / active states ¡V brighter blue & black text */
.menu-button:hover,
.dropdown:hover .menu-button {
  background-color: #9f9fff;   /* brighter light blue previously #3f3fff */
  color: white ;   text-shadow: 2px 2px 5px rgba(0, 0, 0, 1);  
  box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, 0.05);	/* fad shadow  */
}

/* Dropdown wrapper */
.dropdown {
  position: relative;
}

/* Dropdown content box (now a <ul>) */
.dropdown-content {
  position: absolute;
  top: 100%;
  left: 0;

  min-width: 220px;
  background-color: #ffffff;     /* keep dropdowns readable on banner */
  border: 1px solid #e5e5e5;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);

  padding: 0.75rem 1rem;
  display: none;
  flex-direction: column;
  z-index: 100;

  /* list reset for <ul> */
  list-style: none;
  margin: 0;
}

/* 1. Keep rightmost dropdown inside screen */
.dropdown:last-child .dropdown-content {
  right: 0;
  left: auto;
}

/* Show dropdown on hover (desktop) */
.dropdown:hover .dropdown-content {
  display: flex;
}

/* Each dropdown item row (the <li>) */
.dropdown-content li {
  width: 100%;
}

/* Links inside dropdown items */
.dropdown-content li a {
  display: block;
  text-decoration: none;
  color: #333;
  padding: 0.25rem 0;
  white-space: nowrap;
}

/* Hover effect: grey background on the whole row */
.Menu-float-bar .dropdown-content li:hover {
  background-color: #e0e0e0;   /* light grey background */
}

/* Hover text styling */
.Menu-float-bar .dropdown-content li a:hover {
  color: #000;                 /* dark text for contrast */
  text-decoration: underline;
}

/* Contact blocks inside Contact dropdown (now <li class="contact-block">) */
.about-menu {
  max-width: 320px;
}

.about-block {
  margin-top: 0.5rem;
  font-size: 0.9em;
  line-height: 1.4;
}



/* Mobile Display  Mobile Display Mobile Display */
@media only screen and (max-width: 580px) {

  /* 1. Blank overlays: hide PC, show mobile (921 x 116) */
  div.PC-blank-Cnt {
    position: fixed;
    z-index: 10;
    display: none;
  }

  img.blank-size {
    width: 100vw;
    height: auto;
  }

  div.MP-blank-Cnt {
    position: fixed;
    z-index: 10;
    top: 0;
    left: 0;
    width: 100vw;
    height: 16vw;          /* 921 x 116 ? 12.6% height, give a bit extra */
    display: block;
  }

  /* 2. Floating bar on mobile */
  div.Menu-float-bar {
    position: fixed;
    z-index: 13;
    top: 0;               /* align directly with blank-mp.png */
    left: 0;
    width: 100vw;
    /* remove big vertical shift from desktop */
    transform: none;
    display: flex;
    align-items: center;
    gap: 2.3vw;             /* space between logo / text / buttons */
    padding: 1.5vw 1.75vw;     /* inner padding around content */
    background-color: transparent;  /* overlay on your banner */
    box-shadow: none;
  }

  /* 3. Logo area */
  div.sdc-logo {
    padding: 0;           /* keep logo compact on mobile */
    width: 28vw;          /* a bit wider logo so it¡¦s clear */
    height: auto;
  }

  div.bally-qz-logo {
    display: none;        /* still hidden for construction */
  }

  /* Logo style: slightly smaller radius & shadow for mobile */
  .sdclogo-size,
  .ballyqz-size {
    max-width: 100%;
    height: auto;
    padding: 1vw 1.25vw;                       /* white padding */
    background-color: rgba(255, 255, 255, .8);
    border-radius: 8px;                      /* softer on small screens */
    opacity: 1;
    box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, .25);
  }

  /* 4. ¡§SDC Construction Stone, expertise since 1996.¡¨ text */
   div.SDC-Construction-Stone {
    display: none ;
  }
 div.SDC-Construction-Stone-MP {
    display: block;
    margin-left: 1.5vw;
    margin-top: 0;
    padding: 0.5vw 1.0vw;
    font-size: 2.7vw;                           /* readable on mobile */
    color: white;
    font-weight: bold;
    font-style: italic;
    font-family: "Arial", "Helvetica", "sans-serif";
    line-height: 1.2;
    background-color: #3f3fff;
    text-shadow: 2px 2px 5px rgba(0, 0, 0, .8);
    border-radius: 1.1vw;
    box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, .5);
    transition: background-color 1s ease, transform 1s ease, opacity 1s ease;
  }

  /* 5. Navigation container (About / Products / Contact) */
  .nav-menu {
    margin-left: auto;          /* push menu to the right */
    display: flex;
    flex-wrap: wrap;            /* allow buttons to wrap to 2 lines if needed */
    gap: 1.20vw;
    padding-right: 0;
    font-family: Arial, sans-serif;
    font-size: 2.25vw;             /* base font size for mobile */
  }

  /* 6. Buttons style */
  .menu-button,
  div.Products-but,
  div.About-but {
    padding: 1vw 2.0vw;         /* finger-friendly tap size */
    margin-top: 0;
    background-color: #0000c0;
    color: #ffffff;
    border-radius: 999px;       /* pill shape looks nice on mobile */
    cursor: pointer;
    white-space: nowrap;
    border: none;
    text-align: center;
    font-weight: 600;
    font-size: 2.65vw;
    box-shadow: 0 0.6vw 1.2vw rgba(0, 0, 0, .35);
  }

  /* Hover / active states (tap on mobile still triggers :hover in many browsers) */
  .menu-button:hover,
  .dropdown:hover .menu-button {
    background-color: #3f3fff;
    color: #ffffff;
  }

  /* 7. Dropdown wrapper */
  .dropdown {
    position: relative;
  }

  /* 8. Dropdown panel */
  .dropdown-content {
    position: absolute;
    top: 100%;
    left: 0;

    min-width: 70vw;            /* wide enough for fingers / text */
    background-color: #ffffff;
    border: 1px solid #e5e5e5;
    box-shadow: 0 4px 10px rgba(0, 0, 0, .15);

    padding: 0.75rem 1rem;
    display: none;
    flex-direction: column;
    z-index: 100;

    list-style: none;
    margin: 0;
  }

  /* Keep rightmost dropdown inside the screen */
  .dropdown:last-child .dropdown-content {
    right: 0;
    left: auto;
  }

  /* Show dropdown on hover (works as tap on many mobiles) */
  .dropdown:hover .dropdown-content {
    display: flex;
  }

  /* Dropdown items */
  .dropdown-content li {
    width: 100%;
  }

  .dropdown-content li a {
    display: block;
    text-decoration: none;
    color: #333;
    padding: 0.25rem 0;
    white-space: nowrap;
    font-size: 2.8vw;          /* slightly smaller than button text */
  }

  /* Hover effect inside dropdown */
  .Menu-float-bar .dropdown-content li:hover {
    background-color: #e0e0e0;
  }

  .Menu-float-bar .dropdown-content li a:hover {
    color: #000;
    text-decoration: underline;
  }

  /* Contact blocks in Contact dropdown */
  .about-menu {
    max-width: 100%;
  }

  .about-block {
    margin-top: 0.5rem;
    font-size: 2.7vw;
    line-height: 1.4;
  }

}