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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!">$ ~7 k6 U+ K- }3 b, b* `" Y2 A
- Label for your tooltip' \; C$ B2 _! E5 x3 q, e" L
- </span>
复制代码CSS代码: - .tooltip-toggle {
. K U1 a' ~& P M |$ K. }' m7 V - cursor: pointer;
% G! c" F# N/ Y9 b: @ - position: relative;
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% W% m3 U1 V- g; \) \ - .tooltip-toggle svg {
2 w. Q/ P4 w* Q( ?; @ - height: 18px;
( ]( f( \6 w; _) ?! e - width: 18px;+ r& q: o) | M2 E, S# C* d
- padding-right: 0.5rem;
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- .tooltip-toggle::before {: R/ j! o1 p0 ?- i W6 ?: ~
- position: absolute;: ?+ `6 r% ~7 j! \) K
- top: -80px;; v! Z* ~- n! a/ x6 b* N' Z
- left: -80px;0 h5 ?; D; s* @) @7 ^6 b
- background-color: #2B222A;( V% Y2 k5 M2 }; R
- border-radius: 5px;* |7 r2 o t: Y5 E
- color: #fff;/ z2 ^# ]5 z6 w& p
- content: attr(data-tooltip);# `' q3 }% z/ {) m9 u- q
- padding: 1rem;
: @7 J: `) m4 E- h; } - text-transform: none;, _4 g9 @! O0 @7 l+ o$ N
- -webkit-transition: all 0.5s ease;" G# l5 s% v1 I2 b' V6 n
- transition: all 0.5s ease;5 m" m6 R0 `! \5 D3 [
- width: 160px;# t; t" e: h! ?1 y
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- .tooltip-toggle::after {
) l0 m9 ~, `% `: ]- v - position: absolute;
! L: T5 C# ^6 R - top: -12px;
2 I5 N. }5 W m# A% O3 K+ ~ - left: 9px;
S$ m, R9 G, u - border-left: 5px solid transparent;
7 p" u4 i" o& d3 L - border-right: 5px solid transparent;- Q8 ^* ~: j2 K& L, A& a: \
- border-top: 5px solid #2B222A;0 R: ^; K2 R' X& ], a# n1 `
- content: " ";
2 t% o* g `" h% g - font-size: 0;# J4 [' F9 W- ]! g A5 y
- line-height: 0;
, X% p ~& n$ o7 {- O. S - margin-left: -5px;' n0 N0 f. f# I' c
- width: 0;6 e% I3 B9 Z8 T
- }& y$ a. N; E1 u* f
- .tooltip-toggle::before, .tooltip-toggle::after {+ k4 b" C! z, m+ z( n( R8 u7 P
- color: #efefef;* t! M' U" |6 {" o
- font-family: monospace;9 _7 g4 D0 z* o8 N1 e2 W+ o
- font-size: 16px;
; L4 K+ A4 b5 U& ` - opacity: 0;
1 J$ z, p3 Y" o4 O - pointer-events: none;$ s# q$ |, a, J5 x
- text-align: center;$ X! _9 y- p: {
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 W! S% {4 J# _8 b - opacity: 1;9 M2 ]; m4 ^$ D- X8 k$ A! E, ?( l" j
- -webkit-transition: all 0.75s ease;8 [8 B! z4 H4 }8 [: l
- transition: all 0.75s ease;. w6 H' v5 Q1 L( W5 L$ t
- }
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">
6 L- K) }, Z8 x1 A# @ - <ul class="nav-items">
- A; W6 T; b6 b' W8 G% W - <!-- Navigation -->% z) I, w+ k' f9 i' d
- <li class="nav-item"><a href="#">Home</a></li>% H3 j. @8 T8 |$ N9 ?6 \: R
- <li class="nav-item"><a href="#">About</a></li>, T) ?; N+ }; S# n$ B0 N
- <li class="nav-item"><a href="#">Contact</a></li>
' s2 {+ _1 Z8 D1 S' c - <!-- Dropdown menu -->) P: H% {5 p( {7 d6 x' M* F- j
- <li class="nav-item nav-item-dropdown">7 N' T' L" {! K1 e) ~/ o" o9 `
- <a class="dropdown-trigger" href="#">Settings</a>7 Z$ b+ J7 p2 o H# N
- <ul class="dropdown-menu">
5 T. c0 r) ]2 @3 y: H9 q - <li class="dropdown-menu-item">' b3 q& S& c' @
- <a href="#">Dropdown Item 1</a># [- q- p' y* U+ A4 T* E6 F
- </li>4 W4 F) y3 h0 [# |. t
- <li class="dropdown-menu-item">
, R6 Y0 X" [4 g- W - <a href="#">Dropdown Item 2</a>. b7 n, z) k% D# N( Z: \1 A6 m
- </li> Q& k8 z) T* N& N1 q) e1 j5 o
- <li class="dropdown-menu-item">- Y. S( b* n. z( a
- <a href="#">Dropdown Item 3</a>
w0 \- a5 D+ s' z2 Q2 m! V; a - </li>
: L; v1 P3 H7 L5 ? k - </ul>
" ^- ^! c' S( \- B - </li>
% V) x5 W( {7 z, J - </ul>
8 N& j- Y( B) n - </div>
复制代码对应的CSS代码如下: - .nav-container {
7 X$ ~' o" n. `7 I/ `3 g - background-color: #fff;% R# r x/ Q8 ?" j
- border-radius: 4px;1 i5 C3 Z% X# w
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, c. F1 X4 V% r" e) E9 j- u5 C! v
- padding: 1em;
" o, k) P( r/ N0 C - border: 1px solid #eee;
( A7 o# J" k& r3 \4 l t4 M - display: block;9 A" M/ k; K& Q6 W! L
- max-width: 400px;
' Y% b+ b, }6 y4 R2 F5 c - margin: 0 auto;
- Q* I) F7 p! T - text-align: center;
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- ul,
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- list-style: none;5 G* m8 M& }# h+ y
- -webkit-padding-start: 0;
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- text-decoration: none;
+ k7 Y- ~! Q; a' C3 D - color: #ED3E44;
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- .nav-item {
) F) |) j) d" P% Z2 z' B - padding: 1em;* ~2 w" { S1 _2 n
- display: inline;1 X, n a" c1 G) F* g: S. [3 \7 v9 ~
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- .nav-item-dropdown {' C2 W' h* ?" }1 Q) @
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
/ B' g0 Q3 R' E3 `$ Y, m# v - display: block;2 Y4 n5 c9 F5 N
- opacity: 1;
& `8 w- M6 H/ ]# x" U6 f) D, ^# J b6 @ - }
3 n- [! R2 b; u5 Q) ~ - .dropdown-trigger {" \ K+ Y9 B/ G: R
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
3 k' A, Y8 e: h1 L7 k/ E/ h - display: block;; ^2 T' A7 k+ y+ }2 P& @6 }8 f9 e5 ^! ~
- opacity: 1;
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8 F5 O: ~/ d5 i/ ~' M7 `; c2 P - .dropdown-trigger::after {
% h5 ]# v) \) i7 ?# u- t/ W3 E - content: "›";
. t$ n+ X6 D' I* V - position: absolute;9 x: x8 ^8 G, p) o7 I
- color: #ED3E44;
& r, H& s% ^- H3 H6 `& f5 J - font-size: 24px;
) l: t! Q2 ~1 O' f - font-weight: bold;
+ U2 H: v0 e8 @$ M - -webkit-transform: rotate(90deg);/ ?5 F0 n5 b( D" T0 z% v; Z
- transform: rotate(90deg);
. E& D/ L# c5 C( h9 t - top: -5px;
s0 c% y1 j$ t) m ~ - right: -15px;6 k: g$ Q, g A3 p
- }) T, v( `* ~8 E7 H4 |7 B, f6 S
- .dropdown-menu {
x( Z; I3 h4 S9 T8 k - background-color: #ED3E44;& n# c4 o& B8 q
- display: inline-block;
* w, K( @; W) N9 d& X$ F - text-align: right;
4 G; Y+ T# W* ?1 C4 p0 a - position: absolute;
0 A) f% f- J" o* {2 ?9 J - top: 2.5rem;8 ^' v2 w9 {$ q0 F) ^% Y
- right: -10px;
! E" D( s9 t. _# J" x1 J- H - display: none;3 Z# B& P" u! X7 @: z& t: e% w
- opacity: 0;+ M6 G7 {4 v9 ?) l' s6 M
- -webkit-transition: opacity 0.5s ease;) O" D5 x; z( n7 Z5 ]' o3 C/ X/ `
- transition: opacity 0.5s ease;+ f2 c+ V+ [! f" z- Y' e) W$ ?
- width: 160px;
# ^5 ~: p7 {& E" i - }4 H$ Y) U3 Z# U3 d
- .dropdown-menu a {
: Y/ s4 z( s2 ~0 A1 j$ X0 W7 k - color: #fff;
# p# U/ D, g* X8 X - }
7 w$ i9 B+ \+ m! W - .dropdown-menu-item {( j. E$ O5 v; E6 }" d4 Z
- cursor: pointer;0 c5 n9 Q5 D, I2 ]: i1 T
- padding: 1em;* X9 p$ }+ }: r+ k3 h3 h
- text-align: center;
{6 S& m: i K. X$ Y4 Z* E+ ? - }
9 S" q" Q" Q( I$ J9 o } - .dropdown-menu-item:hover {
* w+ i# A; |( c: _0 o1 w - background-color: #eb272d;
# B( H4 t5 p( q; k1 E - }
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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">- l, s/ k! ^: j3 z, X# m" B
- <!-- Checkbox toggle -->
4 o1 l, T. M/ u$ A2 \ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% A5 Z- p; P, m! f5 }$ `8 c - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 _% ^/ A8 {9 X6 ~2 x( R! @ - <!-- Content to toggle from www.mfbuluo.com-->: K0 J# d" {/ y% W! q2 _
- <div role="toggle" class="toggle-content">
3 Z" L& x" T/ }, Q$ B - BA-NA-NA-NA!
3 V: `' }. P/ D: w - </div>. I( \* q! q/ i' S
- </div>
复制代码CSS代码内容如下: - .toggle {( J( a- F/ M0 T
- margin: 0 auto;
2 H9 ]+ H! u& y - max-width: 400px;
- }0 Z9 Q1 |$ r- Z, u, y+ ^2 } - }
; z5 q/ F5 _2 I. E; u - .toggle-label {
2 l) ?. |# @) C - font-size: 16px;3 ]1 ]- H( X% K* I: X
- background: #fff;$ B( @6 O7 F- N" w1 \4 x
- padding: 1em;8 m4 F0 s0 k6 d/ x' ~1 \
- cursor: pointer;5 d% O' h7 G9 a- I
- display: block;
; k+ Q2 ^, T5 m6 z0 k: N - margin: 0 auto 1em;
9 G3 e/ P; l3 W9 @ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* M7 e3 b2 Q% W# C3 n - border-radius: 4px;0 T7 h7 \8 B- d$ i: |5 A
- }/ _( O9 ]/ Q* w* a" Z
- .toggle-label:after {
3 N) ]: o4 S- t y: x# i - color: #ED3E44;
6 f2 k) \: N \% n/ _! h5 S/ J - content: "+";
G% p6 [) Z% y1 X& j4 I! [' k) ` - float: right;
% M; A/ p4 o z$ W$ e - font-weight: bold;! z# [6 X: w9 N: m3 D; o2 f* c
- }3 _5 E% o+ }, b& {( J/ V: k
- .toggle-content {
$ k. X9 Q2 _& L1 k2 i2 V - color: #B0B3C2;
/ E# ?, b; f: z7 w6 `1 c5 m/ ^1 { - font-family: monospace;& y( A1 Y/ z, M
- font-size: 16px;
" D+ v6 T; d- }1 A0 \+ r! m - margin-bottom: 1.5em;
9 f/ f& m0 ~' c# L' j/ o - padding: 1em;3 ]6 Y1 r' ]1 } \8 ~% Y) W5 b
- }
8 j8 Q3 u6 ~5 L( R, E3 Y - .toggle-input {$ {+ J' g: E$ j3 f. }! t
- display: none;# K _* P* O2 o5 C
- }7 e" i7 ^" |" d% v
- .toggle-input:not(checked) ~ .toggle-content {
3 W: d( A/ S# V2 | - display: none;# X# U# [; Q: `% z) q$ ~8 f
- }
: W6 I3 y0 g/ x7 g& [& h - .toggle-input:checked ~ .toggle-content {
6 |, j$ n( L1 V( v$ l( j8 P! ` - display: block;" c4 A, X' n7 b v1 h* J
- }5 v9 U6 A: d5 n+ {; Z+ q1 F+ x
- .toggle-input:checked ~ .toggle-label:after {
. ]# Q0 r3 J! f! P% X& x# d - content: "-";8 S( Z: S+ v% s# \# O
- }
复制代码
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