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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">/ n& E. w0 F) D9 s8 G0 a5 c) B4 ^
- Label for your tooltip: m! Y# I( F: G" f" P' z
- </span>
复制代码CSS代码: - .tooltip-toggle {. }9 m5 C/ G6 K! D' u! i y2 c
- cursor: pointer;
( `* Y+ Z1 Q5 N- |6 B9 a - position: relative;5 d0 x% F- | d8 `$ V/ m5 W0 v
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- .tooltip-toggle svg {
1 A5 i4 i: ]. G* S - height: 18px;, u% Z4 N9 D9 d. M2 G+ m) t
- width: 18px;
) s0 o5 d/ k& m) C4 P6 n3 i. d! z - padding-right: 0.5rem;
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- .tooltip-toggle::before {
& T1 V" D# p& s0 R1 b - position: absolute;
/ {, F# N5 t3 p! }# \; W - top: -80px;1 L5 ^3 w* U8 G2 n
- left: -80px;
: C2 d4 w5 x% E2 k& V - background-color: #2B222A;7 V( U5 x' E* G1 i; Z/ w
- border-radius: 5px;
! l3 D" u" Z! U! n( T4 j - color: #fff;. Y+ @5 a7 r. V6 [' a( O, _
- content: attr(data-tooltip);& F i3 q- D4 ]- j0 Y
- padding: 1rem;
0 t$ Q* E J5 G# ^4 F9 @ - text-transform: none;7 u2 v# n( N; o S4 H# C" R
- -webkit-transition: all 0.5s ease;
, s& j3 ?* F+ N4 r. ~5 } - transition: all 0.5s ease;
* u4 x/ b" h4 H6 e0 b( X - width: 160px;) g: {5 B+ C* A3 b4 d
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- .tooltip-toggle::after {, x: N2 @0 e$ l
- position: absolute;. t4 q& B J) u' Q: P, F: k+ i
- top: -12px;5 u6 ]. Y, |/ z8 f. U1 y
- left: 9px;
( K, f7 Y: e+ c! H( S1 y; c' H - border-left: 5px solid transparent;
( P! ]: Y/ c1 _3 t - border-right: 5px solid transparent;# _8 C" [9 G' }" {- V2 z
- border-top: 5px solid #2B222A; i. v1 q2 Z7 s! }
- content: " ";
( u- X/ h5 D3 B# s% ^! c - font-size: 0;" b0 X( k8 U, v. L% O7 \
- line-height: 0;8 Q7 G( [, P" x+ j, }( m$ G O
- margin-left: -5px;
" W5 Q) c5 c$ Q) h" } - width: 0;& W; K8 V6 n0 p2 N: w9 V9 j
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- .tooltip-toggle::before, .tooltip-toggle::after {/ V" Z$ R2 y5 t) A6 g( b! f! K' y
- color: #efefef;
- E* B$ ^. S) c - font-family: monospace;' I/ V! \& x z* v# Q
- font-size: 16px;: H! d0 h' i* W6 e2 h) @ u/ n# p
- opacity: 0;: E" A1 l* y5 K4 a) `
- pointer-events: none;
6 t6 D4 _7 [. q" w. t2 r/ r - text-align: center;
- a4 _5 M) z$ r4 K, P - }
* u+ x6 Q% ^5 F3 V* U0 H @/ ?9 I+ Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 \" Z" O) E% U
- opacity: 1;
; C! j4 z! x I c& c - -webkit-transition: all 0.75s ease;
6 H. Y+ A' X$ s7 I/ d% l - transition: all 0.75s ease;0 |0 \1 G3 w: ]
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">7 Q3 k+ c4 A; L4 Q& m
- <ul class="nav-items">
8 x2 K9 g4 `% @4 v$ h# j - <!-- Navigation -->. D1 t( u/ ?+ T+ n) h* M
- <li class="nav-item"><a href="#">Home</a></li>
+ n3 g" o6 F5 F* U! Y0 d0 M+ ^* a; ^ - <li class="nav-item"><a href="#">About</a></li>
; M+ ~7 u7 k% t& G, J - <li class="nav-item"><a href="#">Contact</a></li>7 s1 i, k$ p+ t3 i1 k3 N- f
- <!-- Dropdown menu -->. D5 |) i5 _* x$ j. r
- <li class="nav-item nav-item-dropdown">
8 e+ z/ x$ @$ f+ O& c - <a class="dropdown-trigger" href="#">Settings</a>
% ~0 [7 Q$ u S" _5 r+ c - <ul class="dropdown-menu">7 q0 F0 X. H; [# C h; j8 Z
- <li class="dropdown-menu-item">
! ~: ]5 D0 C& V- a3 [ - <a href="#">Dropdown Item 1</a>
( ?6 `: M: d i+ O6 I, E$ F n S - </li>
$ O/ _# _" u5 a5 h4 { - <li class="dropdown-menu-item">
# B. F6 M% h) X+ c" i& K2 P- O, m - <a href="#">Dropdown Item 2</a>4 w/ \$ ]6 A3 ^0 E% Y
- </li>- A* @/ d4 o; o% ?0 z! p
- <li class="dropdown-menu-item">& K7 g8 b6 N4 y6 ?
- <a href="#">Dropdown Item 3</a>, A' d5 h: q& |" z" z G* s d& T
- </li>( u1 r4 e/ q0 m, h! b" T, p1 h4 x4 |
- </ul>
1 l. N% |: h. W4 j6 F1 W% J; o$ W - </li>: i1 x$ E( N/ H+ e) M% a
- </ul>
4 b& a0 L# P; K - </div>
复制代码对应的CSS代码如下: - .nav-container {
1 c# j3 X6 V. J- ]$ z( z - background-color: #fff;( N5 ?+ T* E3 E9 C; O
- border-radius: 4px;
/ _) |- E1 f1 O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( t% T' o) X( m - padding: 1em;
2 h& D, b2 n9 i, n! X4 z4 y - border: 1px solid #eee;* f! u& u% t7 t4 A3 Z
- display: block;
. X0 A( g$ ?* Y) J$ {& Z - max-width: 400px;# J! U; S2 @! L
- margin: 0 auto;
4 j4 g& V E' J' @1 _) M. O - text-align: center;
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- li {
0 O T5 D! f* m: \7 t6 D - list-style: none;
) ]" k+ X7 h) V" U' c9 } - -webkit-padding-start: 0;
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- a {3 T1 X& T! k; |
- text-decoration: none;
1 i. V8 O! t a; B. ^* Q" x! h - color: #ED3E44;
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- .nav-item {$ ?2 Q3 J* ~% g0 @) N/ l: ]" ~
- padding: 1em;- o( ~! d) c5 X9 F1 U* x
- display: inline;7 y6 e1 K: l/ m& T
- }
4 x4 _; P( [& d7 F - .nav-item-dropdown {
' \& n3 M9 F2 D0 L* y4 Y5 h - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
V" z; Y5 |+ L% j - display: block;$ W! h3 b+ e% P
- opacity: 1;
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% R0 f2 V4 p: K8 r6 `2 N* R7 [ - .dropdown-trigger {; f8 F' m9 Z) ^3 s4 ~" G. q
- position: relative;
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. r* {9 k1 \. L. b5 ~1 @ - .dropdown-trigger:focus + .dropdown-menu {
- m3 n: k! C$ \/ y4 Q8 S+ Z/ v - display: block;& \. P) A$ L9 h/ K
- opacity: 1;
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- .dropdown-trigger::after {
$ B/ L: U2 O: S& L3 ]0 ^ - content: "›";0 r |. M+ {8 N' |; k* `
- position: absolute;- |, x7 Y% _4 T+ z& D- C
- color: #ED3E44;
. {# j+ G" t1 r4 y5 J - font-size: 24px;
8 w1 W& M E1 i - font-weight: bold;/ W6 R9 y) k9 O d1 L
- -webkit-transform: rotate(90deg);
5 Q1 l5 r& I5 b+ G3 C; F - transform: rotate(90deg);
, M8 N$ y% f4 w: x0 M) V1 Z' O/ j - top: -5px;
: `1 v* c0 v4 f! U. c) o6 j - right: -15px;
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- .dropdown-menu {
/ i( e- S! f3 T9 e/ a- Z3 D - background-color: #ED3E44;2 D; z( C |% ^% i _0 M P; U8 D
- display: inline-block;
* t, b+ m$ k; z; C* c6 J - text-align: right;+ W. r% Q; V; @0 K
- position: absolute;
) R* n( P& p, j" l - top: 2.5rem;2 y W8 R; Z0 @- F; y0 o x
- right: -10px;$ @* t$ g" Z# t* H. g. D
- display: none;. Z6 H% [" w- L8 W A% D
- opacity: 0;
/ ?. R W; w* L - -webkit-transition: opacity 0.5s ease;
& E/ [! b5 D( g% ?$ {9 W# m - transition: opacity 0.5s ease;
]! Z% t3 N2 Y - width: 160px; M" g. w' u, _$ a- K9 @2 @
- }
" m$ w9 b/ ?, a - .dropdown-menu a {
R, X0 u) m1 j. d) y - color: #fff;9 E$ k- z3 }+ ]/ j2 S1 J
- }5 f W* ?1 {& p. a
- .dropdown-menu-item {
^7 `: _. }. |4 Q$ O$ } - cursor: pointer;
. L% _" b* d. d3 U @# U+ J - padding: 1em;
! P$ J4 C+ ` n! V8 U2 e% G# O - text-align: center;" B" p0 D2 M. _7 j* G7 ?* `: y
- }
# b( l) X2 T8 C. [. ^. @8 _. N - .dropdown-menu-item:hover {' r' M2 G2 \. |" L9 x) R' _7 A
- background-color: #eb272d;1 q2 e6 v. b+ C
- }
复制代码
4 E. J! `/ d$ _- V- G8 Q3 P9 j$ D可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">4 _6 L) d; q5 V$ b# k
- <!-- Checkbox toggle -->
6 P' M* J- Z6 e% W* w6 C4 n% y7 J - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! { p( K* N) `5 `5 V1 p9 x7 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 Y9 ^; u& E; S: n U8 @: C! X
- <!-- Content to toggle from www.mfbuluo.com-->
+ Z* |9 q# z' D" O - <div role="toggle" class="toggle-content">
2 Y9 o: t/ T5 r5 F; f( | - BA-NA-NA-NA!6 i. U1 l2 f+ I) t! ^* |
- </div>% h4 T4 k' G0 O* C( p5 m
- </div>
复制代码CSS代码内容如下: - .toggle {, ]$ `* a" ^' Z* ]; Y" {
- margin: 0 auto;8 u7 x5 @# w) d2 P
- max-width: 400px;
9 l, E2 s9 r+ c - }
) U* g( N/ V; O- @3 x - .toggle-label {' ]# u* n' u p
- font-size: 16px;4 \- N( K' _0 b# @
- background: #fff;
- M* m- L J8 `: x* R. _ - padding: 1em;4 U0 Q# L+ [1 u2 u' ~
- cursor: pointer;: N' a" r8 F( h) x7 @: K
- display: block;( r4 p- ~# w* T, N$ \+ u0 V/ o |
- margin: 0 auto 1em;
6 |# F" m3 N& U9 e' i - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* p5 t& S' I. p+ B4 I7 m - border-radius: 4px;6 T- N& R" c7 ?4 o" ~1 p
- }
8 g% C& Q, z L( @. p9 [1 e - .toggle-label:after {
" X p/ s- r9 k - color: #ED3E44;8 O2 M$ g& l3 N6 A6 a( D
- content: "+";/ Z/ d6 v1 [) k- ]* x9 B( f/ k, r
- float: right;4 f8 ~4 Y3 E( ~! K1 \
- font-weight: bold;5 ~- I" t) ?$ K# ^/ F* @3 s
- }
. S; O. P0 v2 `" j; @6 I" z - .toggle-content {
' h/ e! k, q. w) m) k3 T D$ m" B - color: #B0B3C2;* m0 N6 A5 l9 T7 Y& o3 ~& n0 V) y
- font-family: monospace;7 d7 g3 W& W* @& `& v6 V- w0 @8 V: I! s
- font-size: 16px;6 l/ P! L# p& Q9 i a* z
- margin-bottom: 1.5em;$ {3 I2 w8 V% [
- padding: 1em;' I" R8 h5 b7 R. f
- }
; n0 T3 ]0 a& {. {" V7 } - .toggle-input {
4 `- i6 B. d1 A% s# L) M, S: @ - display: none;: G3 V: z& i3 M# X( i# g- @4 E
- }; j- D* [0 J* \& t
- .toggle-input:not(checked) ~ .toggle-content {& e& | y+ \+ I5 x
- display: none;. M2 |4 ~9 H( w- H; A- l; [
- }/ M7 h ~* c b/ z* r5 g5 d3 A
- .toggle-input:checked ~ .toggle-content {: [; c, I v2 ^: m
- display: block;; j! ?6 `: D8 g& |& O! t' S n
- } p1 k6 v, D9 B: n6 X' W) E/ x; u
- .toggle-input:checked ~ .toggle-label:after {* q. q" T, @1 S" ?( G; P7 K. Z7 {
- content: "-";
* o7 \: i- r5 D* t: N - }
复制代码
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