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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!">
# }$ Z5 ~7 n$ `: f( `: O - Label for your tooltip* w1 r' I1 T& T; l- @3 H
- </span>
复制代码CSS代码: - .tooltip-toggle {2 M; b5 h' n3 Z# |1 [ n
- cursor: pointer;
7 m7 F: l# n; S) L - position: relative;4 [ ~- u7 P2 F
- }1 {9 f! N$ R1 X _
- .tooltip-toggle svg {
K; ^. ?( N' H - height: 18px;
, A6 l8 d* o! m7 g$ H - width: 18px;
, W' f* F( q+ r! ?, C - padding-right: 0.5rem;
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2 w# @. `! K* Z4 c0 x - .tooltip-toggle::before {/ @, ]5 v" i# X+ {# C& m
- position: absolute;/ A+ {" _- X; [& w, J' i2 C& w
- top: -80px;
+ s- ?2 D$ b# p% w! Z8 D% ` - left: -80px;6 Q! ?* Q+ U* o1 R6 l
- background-color: #2B222A;9 F: R& B' k1 Q4 A* Y9 o
- border-radius: 5px;
9 u# d4 L6 X! _0 D1 |8 T - color: #fff;
; U7 G8 I1 J+ U - content: attr(data-tooltip);
# {/ q4 \% ~+ O1 A/ A/ \- t - padding: 1rem;1 P; D/ _9 G' N7 e2 o2 ~( C, d
- text-transform: none;
' S, i0 ^0 D: a, t2 m2 v0 |0 b - -webkit-transition: all 0.5s ease;" z" R+ M" j2 X/ y7 d4 W. C8 D
- transition: all 0.5s ease;/ C7 n1 ?! x+ O( A1 X# I4 {& _
- width: 160px;
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- .tooltip-toggle::after {
0 Q. S9 E# W5 E4 z6 l2 f - position: absolute;
- w# ]9 l# k8 }/ Z: J3 {' z - top: -12px;; N/ P Q. f5 `8 b) M' f
- left: 9px;0 n$ Q4 u% V; U0 \' h* {8 [# x
- border-left: 5px solid transparent;4 P+ h- e% u- m9 [
- border-right: 5px solid transparent;5 |' W/ c8 k+ D
- border-top: 5px solid #2B222A;
( h% ~ [# R1 d* K- @ - content: " ";
b9 ?. J( m, I! R - font-size: 0;
) {. l* T' ]6 C - line-height: 0;. S- Q6 ~7 l% D6 R% Y
- margin-left: -5px;: v) T7 ]8 I8 [ Q7 x: u# {
- width: 0;
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0 s2 R7 q* n- Z9 K0 g4 R - .tooltip-toggle::before, .tooltip-toggle::after {5 j5 `* F" P8 m1 ]. C! P C+ }7 b
- color: #efefef;
* R: ~5 P! Q8 {* \* K ] - font-family: monospace;2 v) z$ H2 O" L/ A
- font-size: 16px;2 `) R' |- ]' L5 O/ Z) K
- opacity: 0;# k g5 \0 F/ q& O2 K, |
- pointer-events: none;
( A& A7 z/ P4 b) s; P - text-align: center;# \2 g; }4 H% o+ a6 b
- }
* {4 H6 j/ X+ Z0 E/ \+ X P - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# [* _2 A8 F) Q8 a7 T8 z - opacity: 1;8 I) T) I2 v: `8 V' |) { G
- -webkit-transition: all 0.75s ease;
9 s2 D; d) ~% V: o' K$ P - transition: all 0.75s ease;
# N1 M e) }# u# A) e% z% B - }
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">
+ A: w2 C5 Y* W0 r - <ul class="nav-items">
: a* }2 G; H4 F, C - <!-- Navigation -->( x; Z$ ]& V$ |& N i' H" r
- <li class="nav-item"><a href="#">Home</a></li>. J7 G3 ^% a7 `9 Y
- <li class="nav-item"><a href="#">About</a></li>
3 n0 c1 z4 K) p3 Z1 m - <li class="nav-item"><a href="#">Contact</a></li>
9 b' W( }* H8 O+ k: F! N - <!-- Dropdown menu -->8 F4 s* [: w* w
- <li class="nav-item nav-item-dropdown">
) G, O. F" I9 ]) l - <a class="dropdown-trigger" href="#">Settings</a>
! z7 P2 R1 z- Y3 ?0 _; W% O4 S - <ul class="dropdown-menu">
6 o8 J' @' t S' R9 Y - <li class="dropdown-menu-item">
; g' ?, V2 e! R - <a href="#">Dropdown Item 1</a>2 Y8 r8 C! u9 c, J
- </li>( W1 m* g4 }5 s$ c& N: r* a
- <li class="dropdown-menu-item">
+ C$ t( d6 e0 Z% D - <a href="#">Dropdown Item 2</a>
' F( N/ \; L j8 P A4 G1 f6 g! m( Y - </li>
4 n$ C! H# n; y+ p - <li class="dropdown-menu-item">, B7 ~* b3 p5 A2 E+ @, y
- <a href="#">Dropdown Item 3</a>- W( X% q- l, J- ]- R
- </li>
& n$ Q5 ?6 |7 y$ e& l - </ul>
# U' n; q2 \4 S. h0 P k - </li>- d( W: G! B- m9 q7 E
- </ul>
9 S* ~7 F+ X8 q - </div>
复制代码对应的CSS代码如下: - .nav-container {
( x7 o S3 ?7 \) g1 n+ I - background-color: #fff;
" ?* j" s# I- F( H+ e! H - border-radius: 4px;
% x5 I4 V9 P, t5 ]% O6 [8 ^& q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* M5 |8 r. j5 w) Y, ]
- padding: 1em;+ [' ?. x- r$ u3 i" @
- border: 1px solid #eee;* g% [$ n n: t
- display: block; v( [* a; y5 C7 a+ S* A
- max-width: 400px;8 g! s. q1 t0 L K
- margin: 0 auto;+ C0 a4 {4 e! e
- text-align: center;
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- li {! \4 D" ~- ?. B% ^( B
- list-style: none;. f; Y& G, V8 B: j' p5 n
- -webkit-padding-start: 0;5 S* R6 u9 a& ~3 V" s- i/ S/ G
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- a {
' \5 \( Z% E7 | - text-decoration: none;
, K9 v; R' X: ~% y - color: #ED3E44;
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- .nav-item {
0 A3 @4 P. j* q# z! D) [+ b* _ - padding: 1em;1 W" j1 @, o* r3 w* E
- display: inline;
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8 N6 N H {8 J1 u, G - .nav-item-dropdown {- y9 T9 o; }& M. R$ g: D
- position: relative; b* r9 Q& b/ G! n4 a/ r8 D# Z" h( `
- }
: R- \& Q7 M2 K+ v; n - .nav-item-dropdown:hover > .dropdown-menu {0 u3 `( r l$ {% J% Y& P' |' {
- display: block;
5 }, z* d1 M0 E, ] - opacity: 1;; T+ |2 c; F- g0 e, z" r8 F
- }
# g0 S( _5 _( Z+ ~4 T% | - .dropdown-trigger {) B% \; k3 U- f9 k
- position: relative;9 |: h W5 W$ o& {. R
- }
4 h) G9 R# Q5 \7 U- S6 y( L& O - .dropdown-trigger:focus + .dropdown-menu {
! [- u0 {3 T* ~: W$ i9 U$ D - display: block;9 j3 Q5 K- @3 u: _
- opacity: 1;
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9 q0 @; i% g1 ~; D - .dropdown-trigger::after {
2 }) T- {. V K. h! J - content: "›";: B$ e* ~8 F5 e+ u* i; t9 y4 ^& w
- position: absolute;
2 z7 a( e9 w& p) g9 C* g0 Y) f4 g/ m - color: #ED3E44;6 ]8 \& I! f+ w6 k* l2 K
- font-size: 24px;
/ h0 I0 r# q% q; S4 D- R$ N) d - font-weight: bold;5 w/ D+ Y M' ]: q
- -webkit-transform: rotate(90deg);/ |! q3 T4 m- Y$ _
- transform: rotate(90deg);
2 A7 O2 P; w4 ~ - top: -5px;
* H9 _& t( h" N' Z, u/ r6 Q) D - right: -15px;
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- .dropdown-menu {
4 O' j0 L8 r1 [0 W - background-color: #ED3E44;& Z* a& ?" F* p5 ]/ J) n' K
- display: inline-block;6 H8 S2 R' ]3 ~* A' m
- text-align: right;7 C# V+ E' \; C W, N9 B
- position: absolute;
1 p' l- X5 q/ S# F) D - top: 2.5rem;' K6 e r6 f5 T8 M( v
- right: -10px; D' E# p! ^! `4 G8 C
- display: none;9 I B# q4 R! u
- opacity: 0;2 ^0 C0 C- ?' ^7 J* C& b: B
- -webkit-transition: opacity 0.5s ease;
3 `1 m- M4 D4 j1 J6 u - transition: opacity 0.5s ease;( p; U" y, Q- c( ^. `' q- E
- width: 160px;
) k9 k# r. f5 I' Q: V" T# x6 M - }
! P# Z5 Z* `$ r. K3 y - .dropdown-menu a {+ W/ y- T x' B: D- }
- color: #fff;2 m$ ^: e& K& H+ h1 ?/ f0 P
- }
8 @1 X8 V8 b7 q5 Q! {' C9 Q - .dropdown-menu-item {
1 ^ w+ b- x3 u6 H3 p, z - cursor: pointer;4 a7 \ w% |! \
- padding: 1em;
3 K6 B2 v! W# w - text-align: center;
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- .dropdown-menu-item:hover {
9 M; ~9 d5 c' t$ ^! k& ` - background-color: #eb272d;* b/ D, d3 b& O% r& Q! z) B5 e
- }
复制代码 + s h9 y& \9 j2 f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; O, E5 t1 D$ _, f1 Q9 [
- <!-- Checkbox toggle -->
' a3 K& V/ \, ~; q1 D1 x4 d - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 F( ] t) I7 n C5 d$ h/ A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
) l* f5 x- l" P! k& ?9 p8 P& c - <!-- Content to toggle from www.mfbuluo.com-->8 `* ]* |6 @9 l, j
- <div role="toggle" class="toggle-content">
+ _2 S4 Q& g5 G" G4 R' \ - BA-NA-NA-NA!
' W8 {3 {0 F9 t+ _; K! T5 N9 z - </div>
0 E2 e3 H) \3 k: A: k6 Y: Q - </div>
复制代码CSS代码内容如下: - .toggle {" W! c( d! q8 {7 t" S
- margin: 0 auto;+ ~1 ?; w; A5 ?# W" K0 a4 B# ~
- max-width: 400px;
4 c. p- l# Y: Y7 w# l3 j - }
7 o7 n* C; E+ o# m6 t' h+ F7 C - .toggle-label {
/ D! K8 G2 J4 r2 k: E - font-size: 16px;
9 A- l! h; O0 }" [! s( O - background: #fff;; I% k5 }/ [& h7 w1 f/ L! `
- padding: 1em;
+ d5 K* Y Y; N* M5 r8 w# m& { - cursor: pointer;
: p2 A* `) `7 Y4 N6 | - display: block;7 [3 N, z. }/ W
- margin: 0 auto 1em;
# M, B! ^4 z* J% h" t1 I8 m( c* r - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- N w" O: M* t/ a. n
- border-radius: 4px;
+ ^& Y1 k$ X" @) H) X) a - }
' r9 X( L( e5 v4 B1 a - .toggle-label:after {* ]; m! J4 W" N# \0 G4 T" O
- color: #ED3E44; d" t$ x1 @. ~, N% ~8 A
- content: "+";8 s9 J: g Z2 S. K
- float: right;& c' _# v2 J4 T0 D5 O) z
- font-weight: bold;, d3 I- P$ q' A6 u1 Z
- }/ o8 O$ _' x1 p" Y8 [4 p
- .toggle-content {
* o! V# n, z X - color: #B0B3C2;
; g# a* [- b' @) R% I% c- s - font-family: monospace;
/ [! l. a" h. V% n - font-size: 16px;6 n7 D7 q. y; e; v, G
- margin-bottom: 1.5em;
$ T# o; y" l; X - padding: 1em;; V) U3 T* U( j% p$ S
- }
* N+ z5 w. k2 v7 }3 X X4 }3 j5 J- D6 C - .toggle-input {
; y0 ]* \. c8 T- g - display: none;2 |5 x8 N" D, Q) ^$ O6 q9 z
- }
8 ^, F4 F! R { T3 ~! t: Y M - .toggle-input:not(checked) ~ .toggle-content {
( _: B9 a: d+ j7 J; t - display: none;' z% m1 V5 T. C! N
- }
9 z* ]$ C) G9 L- l1 } - .toggle-input:checked ~ .toggle-content { R9 f, X& \2 X& q' d8 b
- display: block;
/ K, X+ ^2 j2 y( d - }& p" J9 v% A0 O- m) l
- .toggle-input:checked ~ .toggle-label:after {
7 s8 r, c4 Y$ _. J0 K" | - content: "-";
- A9 V, m1 G/ s( u. k0 t - }
复制代码 8 w+ U9 K/ s' U2 q+ N4 h8 b
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