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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!">
0 j5 I2 A7 X9 k/ z3 \ - Label for your tooltip
$ z+ O0 f" T B0 ^ - </span>
复制代码CSS代码: - .tooltip-toggle {- o! F7 I1 X5 A6 j' Y/ A
- cursor: pointer;
5 G3 s: J0 z* N' [# O' i) g - position: relative;
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- .tooltip-toggle svg {3 V. x+ d8 z; c# z/ Z4 x
- height: 18px;
! r: b1 C9 M y - width: 18px;
( h. e7 W' \# _1 A - padding-right: 0.5rem;" ?% j; u+ o& v. j* {& |# @
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- .tooltip-toggle::before {
( ~- W2 F+ }0 d& G6 E! d- |" W - position: absolute;
- `! X1 M2 i% P9 C, s! E - top: -80px;
6 u+ b: E9 Y3 N - left: -80px;
& r7 n) \, R3 o9 z! m c - background-color: #2B222A;- ? s% B3 u5 V% \- o! g
- border-radius: 5px;8 @/ X! C) n u- ~9 W' E7 Z
- color: #fff;
8 u: G9 z8 P8 P. l1 A - content: attr(data-tooltip);4 R% c: a5 @! T0 C* P
- padding: 1rem;0 p; `- B+ e8 O8 g$ R
- text-transform: none;
$ _, M6 m( j+ j: q/ j1 l - -webkit-transition: all 0.5s ease;
) c, [1 I, \# x" i. p: I# {6 D6 X' \1 j6 a - transition: all 0.5s ease;
2 D e X, Z6 z9 ~. b; A - width: 160px;
9 E4 ~" ^9 L3 }) T g- x( g+ l - }
8 \7 l' h* q3 z - .tooltip-toggle::after {
! m% ?# p; `: Y# z* D* ` - position: absolute;2 T- ~: V( S! ~1 c' R
- top: -12px;$ L1 X1 G4 q# H
- left: 9px;5 O) k8 j P7 U. i
- border-left: 5px solid transparent;- i x( A7 B Y- M
- border-right: 5px solid transparent;
# Q- w, ~& R" q' z: f - border-top: 5px solid #2B222A;* _+ k# i/ x+ O; l
- content: " ";
2 f- c+ G7 Q) \! }6 e3 D% Q - font-size: 0;
* v* C/ m" k" o$ H - line-height: 0;3 V6 ^) h+ H* U4 Q u
- margin-left: -5px;, F8 T \+ M4 _' h4 h# o d& o
- width: 0;
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- N4 l- ? k6 h# {- J - .tooltip-toggle::before, .tooltip-toggle::after {2 o- y( r5 |8 i! ~ m
- color: #efefef;
/ j( B) b% {8 ?+ s2 B0 G - font-family: monospace;; ^" `$ U3 L- N0 P' O' W
- font-size: 16px;" U# h9 _6 B2 B
- opacity: 0;
7 Z' @8 C0 j2 a8 d$ O - pointer-events: none;0 H' M: e8 F1 d* w5 @
- text-align: center;
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2 z, o' B2 h; b8 ?7 C% c# P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 Q1 M' g+ g1 Z/ D2 O; E* V7 X* P7 k
- opacity: 1;
+ ^4 M N! F, @ I& E - -webkit-transition: all 0.75s ease;0 k$ q- r4 E7 q6 N) Z
- transition: all 0.75s ease;4 A, T& E) A/ O0 v+ k p4 K
- }
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">
; z7 x( R" N) } n0 x+ v$ a- w - <ul class="nav-items">
4 m ^; d% ^+ r1 c - <!-- Navigation -->9 g; R+ g5 P" S0 h! D7 j5 W
- <li class="nav-item"><a href="#">Home</a></li>
( k$ V( h' U7 U7 h: R+ y) f: ] - <li class="nav-item"><a href="#">About</a></li>4 `5 r# g7 x/ w. T
- <li class="nav-item"><a href="#">Contact</a></li>
* _% C& n' ?5 R; S) X) @ - <!-- Dropdown menu -->; p0 O5 z1 T4 B
- <li class="nav-item nav-item-dropdown">+ R3 C8 H1 F: k% ^' D9 C4 _
- <a class="dropdown-trigger" href="#">Settings</a>, c5 d& [( E6 }
- <ul class="dropdown-menu">
5 {7 m( K# Q% d L) b+ N/ O - <li class="dropdown-menu-item">5 w; a; R* h& F9 ]. q' L( M
- <a href="#">Dropdown Item 1</a>
5 Q7 [5 c0 g; @: {; `/ s. A - </li>
. u6 h6 D- ^- _3 h% H U - <li class="dropdown-menu-item">$ I/ w! ?- {8 G7 M$ F; ~
- <a href="#">Dropdown Item 2</a>% i+ h7 D" q7 m* m4 u: ~- E
- </li>, S" T9 X N. A( k$ t4 P! H
- <li class="dropdown-menu-item">
& ?4 y. h+ t& y" e# U ~% ]5 j - <a href="#">Dropdown Item 3</a>- L7 W, U6 G& t9 k
- </li>$ R% @+ \9 E" l }2 o
- </ul>/ i: @4 \6 w% S l
- </li>, u- r# V9 _( F& m/ W
- </ul>
, P a% J: Z8 K! v - </div>
复制代码对应的CSS代码如下: - .nav-container {& z9 s, @7 l8 m0 r
- background-color: #fff; {* A6 l }6 m9 i9 w- `
- border-radius: 4px;
% z0 O0 Y3 ~6 c. ?6 ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' l1 k5 F+ \4 x5 E3 @3 X
- padding: 1em;2 [! O8 v0 E; g& O' f
- border: 1px solid #eee;
" Z9 W+ j; r# ?7 f. B7 } - display: block;" @4 v; F* f" X7 I
- max-width: 400px;8 p' w7 G4 f7 I" \9 ?' V8 J
- margin: 0 auto;
* w- O0 P: R, s) P5 [ - text-align: center;; H( C! o4 e* t
- }5 ?2 L# Y/ T: j4 b7 P8 M
- ul,8 R9 _1 B- N. E: ]( B O6 ]. k
- li {
4 V2 B+ O! x3 o* p$ ?* w7 U - list-style: none;
( v5 C* m. i) _! `& \4 J - -webkit-padding-start: 0;
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- a {
# L R+ i- H/ y$ F. F - text-decoration: none;
) P( W2 w# R; U3 e& ^ - color: #ED3E44;
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/ w! q1 |" e/ h- `. L: n5 H0 y - .nav-item {/ C1 b& k& |: J5 {/ b
- padding: 1em;$ f$ ]8 ~0 L4 A8 X( y1 K/ s/ N
- display: inline;
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- .nav-item-dropdown {7 g; M( B* r: d$ o z- b8 M
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {- K2 m6 ?% l' C* R% c5 i1 L1 c
- display: block;8 `4 O3 f7 T$ s# F; x' Z- x2 m
- opacity: 1;
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- .dropdown-trigger {* A; H' ~" e$ d- A) X
- position: relative;" E1 l! |$ ]5 [5 X
- }
! s0 ]( t: M# l - .dropdown-trigger:focus + .dropdown-menu {
6 S" y" G( w/ F2 ~) A7 c: h6 K - display: block;
, d) C1 a* E4 e6 x - opacity: 1;2 c q" E& g, v4 s+ _
- }
. v4 |6 L, R% E" ? - .dropdown-trigger::after {
% |6 d6 u' Y& n8 C x- m- M7 R - content: "›";
# x K% D' B% L% [: h9 p - position: absolute;! |+ I5 d& n8 G/ j k
- color: #ED3E44;. I5 O- i9 L @
- font-size: 24px;4 n4 i& k0 e1 n2 k \
- font-weight: bold;
~5 k4 v2 ^1 d) L - -webkit-transform: rotate(90deg);7 N9 U* Y& b% p9 j8 [7 q: ?
- transform: rotate(90deg);
% W9 X; L% X# _: G+ j" b - top: -5px;$ x* E) R7 J/ G/ A7 z* f+ b. K
- right: -15px;) x! J, U: s9 a B- [, |3 B' P
- }
m# A( C' x8 u' T0 k - .dropdown-menu {
' \7 G; ?) j1 l. |" ? - background-color: #ED3E44;" a% K, B6 @! _1 n4 I, R
- display: inline-block;
3 R9 C) t4 a8 H& k# }; z3 |* X - text-align: right;5 s( l3 G" v- b: V/ J
- position: absolute;8 N$ I9 a( A3 y
- top: 2.5rem;" X0 f$ P8 K$ X/ J& p
- right: -10px;9 H; }/ b S( T5 t7 z
- display: none;: C2 E3 d( c1 I# }/ n2 n
- opacity: 0;
/ J' u! R8 A7 O) y: A* p* P! k* ] - -webkit-transition: opacity 0.5s ease;
/ H% D$ |- H3 [ - transition: opacity 0.5s ease;
- K4 h+ K/ C& z w1 Q8 B1 G: V - width: 160px;" m d/ {7 }( Y" u% U6 |
- }
* ?2 \% f6 y* z9 m - .dropdown-menu a {! r+ o' s9 ], Q
- color: #fff;7 s. i7 D9 F+ m8 t2 z/ Z- A% x$ Q' h
- }
( {3 t- P. y) P g9 q' a* K - .dropdown-menu-item {9 O6 B/ R0 F. m/ q# q
- cursor: pointer;
2 A0 F6 b' F7 j* a3 I9 | - padding: 1em;6 e) s, l5 T/ ]# h' o
- text-align: center;1 _- X; L! j- t5 J8 k$ z% z
- }
' ~: Z- W% g) _$ D8 h6 r4 ?9 Q! Z6 M - .dropdown-menu-item:hover {, @* a5 T( z2 A5 q
- background-color: #eb272d;+ J, _* N$ H0 T1 ^0 P
- }
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3 Q! V, O- P) y2 P& i* W$ }可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- s% a3 u$ f0 ^
- <!-- Checkbox toggle -->
% L. V6 m/ L; r2 b8 n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; i$ W0 r2 Y, }! C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 |) p* I& F- ]4 _5 X R
- <!-- Content to toggle from www.mfbuluo.com-->+ g1 _1 I) Z* f9 \2 k* Z" V# K
- <div role="toggle" class="toggle-content">8 r* z9 [7 ~* p' C% [- B2 J
- BA-NA-NA-NA!9 x, s) Q$ W1 C, C
- </div>
6 B. r0 ]# g0 G6 E2 L7 Q - </div>
复制代码CSS代码内容如下: - .toggle {
, Y. p% N3 j! k6 C. @8 b* P0 p, ? - margin: 0 auto;
0 u6 U- i' V0 {3 \5 z9 { - max-width: 400px;2 \! ?/ e6 g* y1 A5 b6 X' {5 ~* k
- }
9 |8 U! _" Y& f - .toggle-label {/ N5 q/ x; S# l
- font-size: 16px;
* X+ d; \+ |! f$ H+ Y - background: #fff;
& ^. g5 l; G7 e0 j, P - padding: 1em;& O2 K) P; ]3 k! F: y7 V
- cursor: pointer;
$ R9 S( y' v4 C7 I6 n5 F; | - display: block;1 D7 r3 {2 D: X& Q! q
- margin: 0 auto 1em;
( C5 X7 f$ V" Q, e/ A! O' Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 D, i3 [" | g - border-radius: 4px;, T) R# G& u+ |- u9 j4 W/ [2 z
- }
! E) m7 q3 L P' {+ X2 \5 P - .toggle-label:after {
+ p& K- O; o. d, r - color: #ED3E44;5 N2 b3 U# ^. }+ ?
- content: "+";0 b2 r9 x; P) f+ O' D5 H
- float: right;
2 P5 A% u M; [ - font-weight: bold;
& R. |2 ~) n: h& z - }
d3 `- Q; o& r$ P6 k- { - .toggle-content {, ]+ C1 p0 g0 a0 M" l" h: O
- color: #B0B3C2;" [ e1 C: d" S8 M& _# q9 h% r
- font-family: monospace;
7 k/ k# t; e2 c% g& {' y - font-size: 16px;
. l' q$ {& M. r0 f# z* o: f - margin-bottom: 1.5em;
) s7 e8 q9 K0 r9 i ]$ q; b5 G - padding: 1em;
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- .toggle-input { g9 x+ Z# z4 q4 k
- display: none;9 X6 x9 u6 e, b* d3 m! }
- }
- E5 M Q4 v3 k& I - .toggle-input:not(checked) ~ .toggle-content {% @+ p' v; ?' R2 X
- display: none;
) j7 \- p8 ^0 k - }1 n. N4 ?# W: E; U! i) X
- .toggle-input:checked ~ .toggle-content {1 W) W k0 K. \. W
- display: block;
" R1 I& ^$ B$ Y - }
4 j4 w7 C$ _6 q K, ] - .toggle-input:checked ~ .toggle-label:after {' C# G3 w) X# o* t
- content: "-";0 C( W5 o( [: o" y
- }
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