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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!">& t, o6 p. L+ O' g. b2 ^
- Label for your tooltip
+ i" V5 Z7 J! |0 J! w% R' c8 d - </span>
复制代码CSS代码: - .tooltip-toggle {
: q4 x$ M8 D2 `0 O - cursor: pointer;
, ]9 q) X9 R5 ?9 ]6 h0 Y$ R - position: relative;% {$ I o3 g1 O
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- .tooltip-toggle svg {' o4 ?, x! i6 c9 z- X7 I- B/ I" F4 y7 u8 ?
- height: 18px;
+ }2 l% e1 m' G% v - width: 18px;3 s! k2 b" l1 [8 G9 Z& ~5 ^* E
- padding-right: 0.5rem;5 x% O: i% \/ Q/ h, t; u' R
- }
7 g) G4 Q+ J; h/ | - .tooltip-toggle::before {
4 D" O7 w/ ]: X+ D - position: absolute;" a* e0 q: Y6 ?$ w$ \% G) H, H
- top: -80px;
# a7 }4 k {4 c0 P! b - left: -80px;
2 W$ f4 ~, v i) [6 g- R- t, |, C - background-color: #2B222A;
! \4 m1 }' a6 m - border-radius: 5px;: @ {' t, t1 F! W+ b, I/ Q
- color: #fff;+ S F3 f+ a; z
- content: attr(data-tooltip);2 A% f; C( u) G% w* V5 a! p8 t" \
- padding: 1rem;0 K8 f Y5 v+ f. x; _& V* Y, i
- text-transform: none;
. j: C# P' h* g3 S3 i - -webkit-transition: all 0.5s ease;
! M# L; I- n% D% P4 h - transition: all 0.5s ease;
( {# p9 f1 o3 ^- X - width: 160px;' C% [( Z% c" e9 G" P! y. g+ J5 z: _
- }
" j- A3 D' v0 k0 \6 u7 N- @7 M; g, i - .tooltip-toggle::after {8 }2 `. t# Q' `+ i
- position: absolute;
0 a, n% f- t. I - top: -12px;
" E* N1 j$ o J: R - left: 9px;9 u3 p+ x/ ~( d
- border-left: 5px solid transparent;
+ G7 x0 a: c2 D5 s8 I. x/ p - border-right: 5px solid transparent;( X2 _% p) O, g u! L
- border-top: 5px solid #2B222A;; Y6 N% h, j5 i0 ~& w3 N, D+ V
- content: " ";
( k; @0 q) r5 o! M! J- Y* Q1 G - font-size: 0;' k, V$ ^# e* G# X' a- K5 T
- line-height: 0;
3 P Q& S: q3 C0 }+ q - margin-left: -5px;
) r, o9 i& G* _+ N: l - width: 0;( N* p% |% k# _8 O4 W( z K( e
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- .tooltip-toggle::before, .tooltip-toggle::after {4 _- G& B) G5 C5 \- \- ~
- color: #efefef;' H: u% G" e- ~$ j3 @ U
- font-family: monospace;! z: ^: \! K& t' w' e
- font-size: 16px;4 d1 q/ t# q; e9 S6 X" ?) p
- opacity: 0;; A4 @/ V: m) Y6 [6 B6 \
- pointer-events: none;' d1 C3 j+ D7 i+ D: t+ h3 d" `
- text-align: center; u8 [0 Y* X% K5 {1 R& z; f( J
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& r2 {0 s$ q% U- h6 R0 T2 I, @9 v - opacity: 1;/ `2 c: a6 o3 M( ~& S, C- P p
- -webkit-transition: all 0.75s ease;
' o! o- d" r8 m2 f, C7 A7 h - transition: all 0.75s ease;
# V" g/ `& L/ ~2 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">) h+ _- Y( q( E, i
- <ul class="nav-items">
! J6 [: H3 R/ N - <!-- Navigation -->& a+ {8 N9 T4 {9 b( e- T1 M
- <li class="nav-item"><a href="#">Home</a></li>5 U. B. w2 k1 ?- P) ~# e% r
- <li class="nav-item"><a href="#">About</a></li>, J! k$ t" a/ P) g* v6 W/ f
- <li class="nav-item"><a href="#">Contact</a></li>
9 K: G& P. i5 s/ P - <!-- Dropdown menu -->* B$ P( _ J: T
- <li class="nav-item nav-item-dropdown">0 A. G. u4 K8 y/ O( G
- <a class="dropdown-trigger" href="#">Settings</a>
$ W8 d* O* o0 j7 x - <ul class="dropdown-menu">! `) F; H9 z5 O+ i" a# g
- <li class="dropdown-menu-item">5 T% Z, T/ t- e7 c; t9 O$ }2 m
- <a href="#">Dropdown Item 1</a>
* G9 @- g* G& ? ^, h. Q. l - </li>3 t6 r5 n- c( E0 _% S; A2 E! `
- <li class="dropdown-menu-item">
! v% w! ?9 g' }$ n5 P8 K - <a href="#">Dropdown Item 2</a>- e/ @/ ~ I. U/ \) @( N4 f& s
- </li>3 @3 C5 C9 h5 D. a- l9 Z
- <li class="dropdown-menu-item"># e0 o, k/ ?; W( P- a
- <a href="#">Dropdown Item 3</a>2 g% W |6 H' I `+ G
- </li>
! F4 [+ q( U) `2 M6 [* o - </ul>( w/ [) v+ e0 `2 i# M# g3 z5 J
- </li>
$ e v9 w0 f3 _2 f- R& g8 e - </ul>* w C# D' {" l. @* f) b
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- W3 S$ Q/ y; D) L4 y" a$ u# w, B - background-color: #fff;- U Z! E" D7 D) }3 S7 [
- border-radius: 4px;2 d2 ^4 f" e/ Q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ @9 b) y- ~ e0 r1 I0 {2 g
- padding: 1em;
4 a3 c1 R' n2 M# @$ A& L1 f2 e - border: 1px solid #eee;
% l+ [4 w1 s& _# @1 t - display: block;0 A5 u# g) |, Z! F0 Z: B
- max-width: 400px;
* X q4 _5 g( N* | - margin: 0 auto;. l' y3 s( O: v) b
- text-align: center;# O2 F& X W7 v0 y0 m2 N P$ U
- }
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- li { S/ K7 V5 \ ~/ _
- list-style: none;, y3 C5 E9 _& k' Y' n- T
- -webkit-padding-start: 0;: h# A X) }2 Q
- }
& \6 E- `. d, h8 W: J3 G - a {
, x# i2 I' G T3 J4 k - text-decoration: none;: d2 I: m# `: K: D) _. c
- color: #ED3E44;
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- .nav-item {
, y; |0 O9 n0 U9 D4 u - padding: 1em;7 V: B9 B4 H7 m% |# \ u
- display: inline;
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- .nav-item-dropdown {
( {9 l' e9 S4 X" i$ d R: J - position: relative;
& ~2 D/ \6 u5 O" |& j9 f# l+ F! U$ v - }
t5 v" i/ t2 j$ e `& r8 B, Y - .nav-item-dropdown:hover > .dropdown-menu {
8 n" g% Z' T* f4 f9 U% N, L/ H# b - display: block;
3 D/ x( s* t5 ~9 h6 F: i - opacity: 1;
; N* [1 u. [2 r4 S9 R - }
% M/ K* ~8 a4 ~; v - .dropdown-trigger {
9 t8 }8 O( E: N# z1 ^# G - position: relative;
2 \% }0 \( c# P z+ b# d5 J1 | - }
o' H/ N! X5 Z- d. T$ K4 X* i - .dropdown-trigger:focus + .dropdown-menu {7 F( A7 {$ B; C
- display: block;
+ x4 W$ k7 I' S) C2 y* Z [ - opacity: 1;, I2 x# i, r$ m. o6 R0 B3 L
- }
" W, Z$ v/ l4 |0 F' R% D! W: m - .dropdown-trigger::after {
! x7 S9 ]* s7 t- g! L3 z$ A - content: "›";/ f% D' Z' _8 F6 E5 [( A
- position: absolute;9 v/ L( `! V) a& g3 Z! ~
- color: #ED3E44;( o/ Q+ }/ U. R2 `1 k
- font-size: 24px;5 f, e, @9 @2 X4 \+ E% k
- font-weight: bold;# _ t+ f3 p3 Q9 `
- -webkit-transform: rotate(90deg);% O& @% B" X3 K% b! D
- transform: rotate(90deg);7 q/ }# a$ A% m
- top: -5px;
& y6 i5 R, r) }4 v4 u m, P - right: -15px;1 |! E9 _; _% b" t m5 E! |7 {
- }
6 T* I7 H, B8 z/ p- c& Y' o3 B+ s - .dropdown-menu {
$ c% h" W7 Z6 \ c, _2 ^' t5 m - background-color: #ED3E44;+ [. P. I4 o; G/ t) l
- display: inline-block;$ M2 J) G. T! o9 s
- text-align: right;
, `" ]6 Y0 _7 e - position: absolute;) l3 [/ T5 v+ _' a6 `5 P3 Q
- top: 2.5rem;% ^: z3 a. O$ G
- right: -10px;5 x2 r# I9 o2 T8 Y% [4 _7 \4 j
- display: none;# |1 ~0 l" H! P; c1 P- q! z
- opacity: 0;, G2 X; N9 q6 t2 }' p/ V! A) {
- -webkit-transition: opacity 0.5s ease;3 o! y+ D3 ~/ F. f
- transition: opacity 0.5s ease;, U9 w. ]1 |' S T: U% V3 P. }1 Y
- width: 160px;$ e1 g! o& q+ t* s' h% g
- }
$ M9 b# d( W% E& r - .dropdown-menu a {! E. u+ s- V7 q) t5 w+ o1 F) x: C7 d
- color: #fff;" k/ R' w" Z# q+ U( E0 r
- }& M8 ]% G" q8 `0 u- ?' y
- .dropdown-menu-item {) \3 ^5 Q' u' b* S1 y4 m( e
- cursor: pointer;
' R- w* s; z0 j' J! `! Z$ l; N - padding: 1em;
" N) t) K) }; |+ c) g/ r - text-align: center;
6 b" |, A- V1 s6 U. u- X - }
7 {! ^3 w# H& f7 H4 i/ k8 n - .dropdown-menu-item:hover {5 j4 m1 e7 X. k
- background-color: #eb272d;7 k6 G3 v- D; y! ` h! ? r3 f8 I6 W% l
- }
复制代码 ' p7 P6 `* A; U% U8 `
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
8 C- z1 H" V9 j a6 J9 r - <!-- Checkbox toggle -->& w4 B9 @4 ]6 A
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
0 N8 ~/ M8 u9 v) e" x" q5 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ \; B% ?1 u/ T7 V0 M; F. ~) K - <!-- Content to toggle from www.mfbuluo.com-->* C. x) v' o# l/ S+ [3 `" l) w
- <div role="toggle" class="toggle-content">4 E: `; n0 |7 h5 W
- BA-NA-NA-NA!
- O2 D% k! t( t9 C6 Q9 ^: q) n4 } - </div>
: Q+ y) Q1 C+ u6 Q" P, _ - </div>
复制代码CSS代码内容如下: - .toggle {
# m8 C1 A3 L- h4 B& o - margin: 0 auto;
A! _7 ~: U9 h+ n- o" [ - max-width: 400px;: j) s% U1 Z/ Y7 o2 V( `. V
- }6 r; |/ M; u9 [4 k5 n
- .toggle-label {
7 {8 T6 }8 n1 d. l - font-size: 16px;
~6 S- q3 b7 L6 b6 F$ T - background: #fff;
7 f# L6 }( G1 t4 Z/ g - padding: 1em;0 W( y N, U6 j( Q
- cursor: pointer;
% U4 S- P' j- T9 t+ K - display: block; ]) N- P+ D9 O: r
- margin: 0 auto 1em;5 S( x5 R5 H) ?
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ m; ?1 L( p7 T9 h9 n2 y L: L - border-radius: 4px;
( c, y) R% K' Y6 V - }# n; _) r- }) D2 ?, \
- .toggle-label:after {5 l5 E; t! s9 X% n+ E) V/ ?
- color: #ED3E44;
9 I, M8 o! m. T' q - content: "+";' ]( I7 E5 k5 Z( Y: p
- float: right;) l3 h8 a$ C( W- u- N5 e
- font-weight: bold;
4 j4 l' t! q s. C0 y - }
5 ~' {8 N, H8 k' h- a9 x7 ]! ` - .toggle-content {* C/ _' R4 A1 Z
- color: #B0B3C2;
' Y+ @* B( R! p- i* E - font-family: monospace;, a l' Y/ x( G2 _6 K* n
- font-size: 16px;
0 D7 Q& n. c0 K" o - margin-bottom: 1.5em;
6 _/ ?4 y4 t! G$ V2 h - padding: 1em;
) ^) t9 O2 t. b) D$ E! O - }
4 ~0 i0 b7 ^6 r7 L* L3 }6 ` - .toggle-input {
: F* |* G8 `" ~7 C! G: F - display: none;
% s4 _& q; Y* R: h. P, g" }; @ - }
! d0 x$ J3 g$ l# J- x" b - .toggle-input:not(checked) ~ .toggle-content {
# ^; M3 h% [% G6 @3 y; [" H - display: none;5 s8 j8 ]: w; p9 p8 `. W
- }* i" m6 Y* F1 ^4 {! ^/ I
- .toggle-input:checked ~ .toggle-content {
7 L* p1 A: a, ?$ f' _& J* j - display: block;
7 ?6 _% t; e' S! Q2 Y% k6 Y- C - }
: H2 i4 x5 v6 l* R - .toggle-input:checked ~ .toggle-label:after {, l1 o: k. y0 O2 f& `
- content: "-";
$ B. `+ |1 U& t; v8 V1 j - }
复制代码
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