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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!">; ]; I% F2 e* I; a0 W
- Label for your tooltip1 ^7 O, `' w3 i) c _
- </span>
复制代码CSS代码: - .tooltip-toggle {" L- ^/ u, g4 }# t, S1 \
- cursor: pointer;1 ^+ p# e0 `' Q9 u* \* V# r
- position: relative;
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- .tooltip-toggle svg {: Q+ {' @& L0 t# i! r
- height: 18px;4 z5 y( {8 @$ I0 d1 U/ B5 z: v
- width: 18px;
. d! s9 {8 [# c: K0 r+ m - padding-right: 0.5rem;: O8 v( O" P0 r
- }
* \) u6 ]4 D7 z: `/ U - .tooltip-toggle::before {
. [5 g7 }$ t! S) A% S - position: absolute;& M8 g X i1 ]6 K9 T8 I
- top: -80px; m; L/ s: h8 o' s1 T" v
- left: -80px;
4 S7 u& m. p3 M, O5 P. M - background-color: #2B222A;( \, K( u7 y+ ]
- border-radius: 5px;
' N$ I Z, R! B8 z( `- v+ `3 ] - color: #fff;
0 s4 i `& V- j7 B/ u( j - content: attr(data-tooltip);
! x% u$ i& i, L9 N8 Q - padding: 1rem;& H! f; ?; a6 Z- c- l$ O, ?, `
- text-transform: none;
9 C$ L2 m" B& \* v# S - -webkit-transition: all 0.5s ease;
- Q+ l, w. L0 C D+ D - transition: all 0.5s ease;9 ~; K% s, Y3 y8 d
- width: 160px;. {8 l4 Y( d/ o# X
- }
b! J" V6 L+ Z: i$ s) j - .tooltip-toggle::after {
$ U; _( M5 S8 i3 P" G& S - position: absolute;
, @% G# c8 l8 d/ F - top: -12px;# u" I+ E( b& @7 S+ k' v r& d
- left: 9px;
* `/ z/ n: u0 k6 F$ e - border-left: 5px solid transparent;$ L5 m. B$ e- P. a+ }
- border-right: 5px solid transparent;* N/ T0 J# {6 G* |& u* p0 o
- border-top: 5px solid #2B222A;
2 z8 J" v2 S% P0 \8 | - content: " ";) b. p5 Q6 s" j( Z# \
- font-size: 0;
4 Q" U7 b" Q% N! f) d - line-height: 0;
, H* E) ?4 A$ |& p - margin-left: -5px;" r/ p& Y# i6 W; M- {' M
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {$ G7 B. [3 { B; p% Z8 g7 l
- color: #efefef;, ~/ S2 S: P8 y" p* g
- font-family: monospace;
7 J7 R) S. s% |6 v( F - font-size: 16px;3 D( w/ H, M, e
- opacity: 0;
8 `4 E( t- V0 R6 }. _2 h- ~ - pointer-events: none;' _1 `- `3 [$ J$ D5 N Y1 [9 M
- text-align: center;
@) |" [: D8 {7 B- V- i - }
' J, |9 q2 p8 [' T$ ` - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ N% q. k) e) \. x2 G$ T* U
- opacity: 1;+ @5 C: V2 } }) P/ a) i1 s" F' U
- -webkit-transition: all 0.75s ease;/ {& ?$ R) a$ e2 _* n, q
- transition: all 0.75s ease;. j' S) X: F/ T5 U- n) k8 X
- }
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">; M. M) t9 _1 x* d2 W3 z7 n
- <ul class="nav-items">
4 p2 Y; ~% S5 a: S - <!-- Navigation -->* N% H: `" }9 M1 T& I
- <li class="nav-item"><a href="#">Home</a></li>* f+ }+ n A8 D7 a" S6 V" Q
- <li class="nav-item"><a href="#">About</a></li>
1 E8 p3 U" n( A* u9 A4 g - <li class="nav-item"><a href="#">Contact</a></li>
9 v! V* o5 F6 E, F# R) n- H - <!-- Dropdown menu -->
S/ m6 T3 w7 O - <li class="nav-item nav-item-dropdown">4 a2 R/ T+ d/ }5 j! M! K* o
- <a class="dropdown-trigger" href="#">Settings</a>
6 h8 ^( E& Z' J, V7 o8 B0 { - <ul class="dropdown-menu">" A( p: M. k% F* G& k0 J
- <li class="dropdown-menu-item">! m8 h, a1 i' _
- <a href="#">Dropdown Item 1</a>
' q! \! G* K$ F: g$ N - </li> I* k4 [1 z3 x4 E8 Q
- <li class="dropdown-menu-item">) C3 i: X; K) @3 T" O! M) c
- <a href="#">Dropdown Item 2</a>
! D" L" k% a# P9 {% d$ b! ~ - </li>
+ b5 u) e, w+ _1 l - <li class="dropdown-menu-item">$ x# ?' }4 s# X; B
- <a href="#">Dropdown Item 3</a>
& N; p* A6 K, w6 T7 ?1 A - </li>/ b! ^- i9 H" a: U- k
- </ul>
a. z# \/ F) s0 f5 m- N; w - </li>1 f2 ~) ]0 q. l/ j1 s0 F& f( B
- </ul>
3 @: i. a9 R: A5 Z6 N1 L - </div>
复制代码对应的CSS代码如下: - .nav-container {3 B- A/ {9 [2 W6 m+ n6 D
- background-color: #fff;
: c( H2 i# Q% w - border-radius: 4px;# r! q( F- }6 J4 o, J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( T- G8 `; c- ^( l) m - padding: 1em;
{) t: Z6 x( u/ I - border: 1px solid #eee;
( k* ^/ z$ D( R) I R6 b/ ?0 ? - display: block;5 d- x8 ~4 A. k2 v7 m
- max-width: 400px;4 T) C1 {% e$ B* t
- margin: 0 auto;! A: ` K" l: R8 U6 Y( W
- text-align: center;
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1 i; w& O- F3 E& Y - ul,/ y$ z( T+ a5 ~7 D1 Z. Q& c
- li {' E7 B. D6 z1 B& L
- list-style: none;# B* V+ i; ]% h+ C4 ?
- -webkit-padding-start: 0;
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- text-decoration: none;
/ F, ^! g+ Q+ H - color: #ED3E44;0 k/ S1 E- _, E' q, n
- }
) R$ L9 }4 v# {" R& I - .nav-item {
5 y' v9 A2 {8 U- N - padding: 1em;
9 _3 |2 _. M `7 R9 K: u - display: inline;1 }8 o& l: E/ H3 C1 q b8 ~
- }
8 l/ f; y3 l" X4 C3 B* E - .nav-item-dropdown {
2 [! @8 Z4 X0 W' f1 j' E% p - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
) M+ Y. }0 d* l$ G - display: block;/ D& U* {! h6 Y* S) n6 T
- opacity: 1;; U3 ^/ w8 `! ^; o5 a5 p: A
- }
, Y) C. E+ F# K* H5 p& ^ - .dropdown-trigger {; O) e& y l9 h* J. j
- position: relative;
. a* _& g! H" ] x& {+ Z: T - }
1 ?' F1 }9 O; F - .dropdown-trigger:focus + .dropdown-menu {
+ ?+ |3 Z. n" g4 |) ?' R. `( W - display: block;
* m% r/ p" h! l4 u- B9 F - opacity: 1;) o& a) I( `9 L9 w
- }
3 I$ i& H! N6 y* q2 p - .dropdown-trigger::after {: V7 D1 x: a' Q1 T
- content: "›";
! \4 A! a" ~ ~0 L H - position: absolute;
! O! r4 G! L A- G; Q - color: #ED3E44;8 a4 ^; d& H8 D: _5 r2 v0 E* `
- font-size: 24px;; F6 T+ L! H/ k5 C* `8 j3 B
- font-weight: bold;( R) F, u/ o' Y; ^; g* U) Z; p5 ~
- -webkit-transform: rotate(90deg);
8 r* b# z1 D, ^+ G - transform: rotate(90deg);5 ^! b1 j8 X4 \! M* M( D+ X W# h
- top: -5px;0 b3 f( f9 Z2 }; O" G% A
- right: -15px;9 c0 m/ G" V l; R5 L3 u
- }
4 f `9 E) F& s6 f( ? - .dropdown-menu { O+ w$ ]" q3 |4 ]- g
- background-color: #ED3E44;) K" C% D) h& r# `' s
- display: inline-block;6 ^ I2 g9 f- p1 _* M0 b$ W
- text-align: right;
. n# R. R4 @1 L& \) O - position: absolute;. o) @* r+ w3 W2 u+ f- P: t
- top: 2.5rem;
# I/ `0 p1 q- ~% x a0 K0 b - right: -10px;& H5 T/ w6 K; F% \) y/ _ z- r2 U" `# Y
- display: none; e; b' ]% g% x7 j% y T
- opacity: 0;
7 j* ^: {6 `$ W) L* x% t - -webkit-transition: opacity 0.5s ease;
$ t2 D; c+ r' `5 T- T# b - transition: opacity 0.5s ease;' @6 s: H- {) {4 H
- width: 160px;
: E: i- V/ R, { y5 Z- E8 L" O& h* a - }
: J. U* F8 {9 e" O; @2 X! V, P9 H: B1 h - .dropdown-menu a {; P0 n$ U% L# ]8 `5 @3 A- n
- color: #fff;, b5 |) e3 T7 Q6 u
- }
9 c' V2 n& K6 y, f' q" I - .dropdown-menu-item {
( K3 G; j- j6 C! \ - cursor: pointer;8 W3 s( q% u6 \; D" D6 C, \
- padding: 1em;
7 F" E/ |( y1 ]% }( D - text-align: center;
% I* U0 u4 N5 P3 e: o; Q s - }
4 c$ b1 v1 F+ a0 F3 u - .dropdown-menu-item:hover {1 R# i9 Z0 K4 l$ {
- background-color: #eb272d;! i5 c0 v9 N$ S6 n
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& {- {2 f8 ~2 O; ~* ^
- <!-- Checkbox toggle -->
0 T. z: W* J; m& D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; x# f1 `( x; M0 N7 \9 O - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ ?6 y/ Y& I; H- n0 O7 G - <!-- Content to toggle from www.mfbuluo.com-->
" _7 e# \; A2 v' F4 C - <div role="toggle" class="toggle-content">
% q: K n6 [! i1 I- u* z5 F- j- j2 l+ z - BA-NA-NA-NA!/ t8 {# C, ?6 p
- </div>& U- V' z: g6 e9 M
- </div>
复制代码CSS代码内容如下: - .toggle {- f( T" X& ^' W1 P7 e+ e
- margin: 0 auto;/ S: n, r& V8 {# t. ~5 L; H
- max-width: 400px;
7 F6 n' {0 x% w) s$ @* n - }' T5 a G3 A0 z4 ~3 P
- .toggle-label {
: c2 i1 l- n: P) a& @5 r3 e& [- d4 B) H3 t - font-size: 16px;
9 C& o* _4 {/ a! L: y0 L - background: #fff;
8 d1 n. R! [+ x - padding: 1em;4 [* l5 B* @, `. P [9 U, H- s
- cursor: pointer;
; _) M) p/ j4 D" G& f5 Y+ Q - display: block;3 J) G! v( c3 E) X3 x1 N
- margin: 0 auto 1em;
# `2 X* R% T' ~1 C& F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ } V! Q$ E' h1 U - border-radius: 4px;
0 Y; g8 t% M+ A# ` - }
8 ^; v6 [7 D8 s$ m6 _0 f y - .toggle-label:after {* `3 f$ w2 S0 ?
- color: #ED3E44;4 `6 y& d* K+ f+ |+ t7 b
- content: "+";$ R; M1 c: y }+ q( M
- float: right;
6 f A5 R- U/ d4 Q& M, T7 W# f3 \! L - font-weight: bold;5 x V) ?7 r4 C6 x5 y2 x& c
- }7 | \$ Z" R) Z5 ~+ E
- .toggle-content {
. f' a6 J; f' D6 h" I - color: #B0B3C2;# g9 {: ?" ? ]$ }+ {. J: J( @
- font-family: monospace;
) C& L$ }/ N! B+ a - font-size: 16px;& i& f% d% \ l1 v& C% V7 k8 E, E& z) L
- margin-bottom: 1.5em;
" P8 Q7 A! s% S! \ - padding: 1em;
6 W( v: K7 S1 K* C7 `: O - }$ C b% e) C3 f+ Y0 N) ~, b3 s3 ?5 f
- .toggle-input {
- S' F' N1 t) [) X1 K* o7 i - display: none;$ z, H; P. L: Y3 c/ D3 e6 H+ R
- }7 s5 A" h' g9 D& I# P3 c$ H2 v8 p% m
- .toggle-input:not(checked) ~ .toggle-content {$ f. u3 [3 X# {. M
- display: none;+ I7 [7 U- r! g0 d
- }& \0 g( T! k6 u% E2 X
- .toggle-input:checked ~ .toggle-content { T$ T b# |. G7 A. C8 t$ }
- display: block;
5 |( h: B X3 |. C/ P5 q G - }
/ x0 v# E5 f% o - .toggle-input:checked ~ .toggle-label:after {
$ J9 I$ R( e0 _; G$ d/ S - content: "-";
( Z! z9 A, O3 e* O8 @3 `$ L - }
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