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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!">
& v( [% @" P& B* n! u1 t - Label for your tooltip
" u1 X! H. }( r - </span>
复制代码CSS代码: - .tooltip-toggle {
0 H. T2 |; f# P6 H - cursor: pointer;" T' L* T' M3 ?+ |2 @4 K. M
- position: relative;8 N) L* D* N! k
- }
' {5 m7 M% B0 W, o+ n - .tooltip-toggle svg {2 n! K/ o8 ?: Z, A- S
- height: 18px;
6 h3 O4 _ V5 x, o% S - width: 18px;
9 W" }8 i, b4 o$ t) ? - padding-right: 0.5rem;4 c; D4 Q5 ]: R3 ^% y" M( ~
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- .tooltip-toggle::before {
, y8 d, v# X/ p7 } v1 g - position: absolute;
, z8 L8 Q, M4 L7 N - top: -80px;1 y- O$ v" L2 q$ _3 ]
- left: -80px;. x: i. _ i* r
- background-color: #2B222A;' ?5 a* T( B8 c. _& I8 A- l
- border-radius: 5px;; j7 S& u2 g' }5 Q: J; n6 t
- color: #fff;+ a7 @0 J p" n/ ] M! T# W/ M
- content: attr(data-tooltip);3 i9 V5 j6 I$ e0 M5 t3 O
- padding: 1rem;
& N9 O2 b/ Q \5 u& G6 s$ P - text-transform: none;
% M: Y y( P* A9 i0 P% ]& ] - -webkit-transition: all 0.5s ease;6 Q U; J( V* \- N0 s9 }6 s% H
- transition: all 0.5s ease;- n- J/ ~5 j5 v9 J, c4 i1 U
- width: 160px;
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- .tooltip-toggle::after {) I- i! U6 {: U9 H: i9 y
- position: absolute;; W; ]' ?( n7 k; X
- top: -12px;
0 k. g6 {) F+ V# @- a5 L1 E$ z - left: 9px;# U: i, G) m) g0 v& B- R" j
- border-left: 5px solid transparent;
9 Y, ~: v6 F* ]4 k7 U# q4 u* O5 D - border-right: 5px solid transparent;" j+ _' T$ c4 ~# \' x3 [# Z
- border-top: 5px solid #2B222A;( X: y4 P* \& i) @
- content: " ";
+ V0 }/ P k: V5 U - font-size: 0;6 r7 ]% w3 k1 X9 t
- line-height: 0;
- @3 S# n2 _/ y$ J& A - margin-left: -5px;9 `! B& v; W# y- F4 {1 Q
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {1 j) @8 B3 k0 ]% R
- color: #efefef;/ @* ^$ b+ H1 j, I/ h
- font-family: monospace;- c: U S2 j7 S5 i- ~$ M! p
- font-size: 16px;
- |" g1 ~, x2 p5 f+ _ - opacity: 0;
- n* j! Q) ]" V* E$ U - pointer-events: none;
) W6 Y- [" ^/ ] - text-align: center;
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1 t) N! c! W5 V5 P2 u1 R- X, S - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {# P7 K3 q+ s& g, c/ G& E! X
- opacity: 1;; \& n1 d: F* W3 x \
- -webkit-transition: all 0.75s ease;
) Q$ |2 X1 O) G. l - transition: all 0.75s ease;3 Z$ y9 {! O6 I3 [
- }
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">4 M% O7 E. q8 m; \
- <ul class="nav-items">5 ~) h- `/ N7 N
- <!-- Navigation -->2 E+ B: N) R2 _ v+ j8 c' k
- <li class="nav-item"><a href="#">Home</a></li>* e( k7 Y Q! R( ?% m! x. Y
- <li class="nav-item"><a href="#">About</a></li>0 G' w+ A; D8 ?# }7 R( ~3 h. \
- <li class="nav-item"><a href="#">Contact</a></li>/ Q3 ?# Y5 v3 W1 H" B. I
- <!-- Dropdown menu -->. Y. r3 o7 ]. k2 L: E5 y
- <li class="nav-item nav-item-dropdown">
1 @% W y: P5 W1 {1 p - <a class="dropdown-trigger" href="#">Settings</a>7 f( `# R( s# k' {3 Z& K
- <ul class="dropdown-menu">! T8 ~0 T# z- C) ]; J4 }4 Q) p/ Q5 |% U
- <li class="dropdown-menu-item">) ^/ r3 c5 ^* r
- <a href="#">Dropdown Item 1</a>0 U* L, }5 ]! i. g
- </li>4 ]6 I; [) i4 o% w6 j/ m
- <li class="dropdown-menu-item">) Q+ q/ K+ l9 m) |! ^3 ^
- <a href="#">Dropdown Item 2</a>
1 A- `+ b- p1 ~2 f3 h; T/ \. F - </li>
) L2 ]5 S! G( q - <li class="dropdown-menu-item">
7 [7 C) U9 Z7 e) i9 P' X - <a href="#">Dropdown Item 3</a>
% \7 L4 C9 u. r9 b6 i - </li>4 N; j- ]8 j$ |: C$ N6 H* D5 ?
- </ul>* A7 C. u: g& v' Q/ E; O
- </li>/ _# A9 G. q- t Y. x+ n2 l. k; m
- </ul>6 c8 q1 P% E" W- [6 v
- </div>
复制代码对应的CSS代码如下: - .nav-container {2 q$ M" q3 o6 C
- background-color: #fff;
5 U7 [, ^0 |# `4 d - border-radius: 4px;) w) k7 v( O$ ^! F" l8 S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* H5 h: ]! I% \7 E
- padding: 1em;$ v! [7 l2 |# Y" _% m4 S
- border: 1px solid #eee;
& L, F" q7 z6 } - display: block;
1 ^' A7 s: p1 n8 Y - max-width: 400px;! ?5 r7 E0 o o+ h
- margin: 0 auto;- y. F, z: \. u. ?* |1 [9 r
- text-align: center;
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- ul,
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- list-style: none;
7 ?, G: M/ r9 J2 M9 ] - -webkit-padding-start: 0;
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- text-decoration: none;9 J. F6 O1 L$ c2 g9 }5 H6 y6 z
- color: #ED3E44; Q0 p8 ~% \4 }/ t7 k: s
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- .nav-item {
& x6 }7 w, s6 ?7 R - padding: 1em;
5 m) \! C7 K) e# M3 S+ ?, @ - display: inline;
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- .nav-item-dropdown {
# g- t, W2 z" W* j - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {1 o2 s! K. G9 w+ p* u% R- _4 t
- display: block;
7 K! V" X/ P- k2 {/ O+ f9 m! | - opacity: 1;$ S2 K$ P+ A L+ Y
- }! `3 M7 ^. w1 m
- .dropdown-trigger {0 l) g" ]& a8 S/ k9 m% I/ K9 t
- position: relative;# n& s# Z5 `2 G: s3 g" P0 k- D
- }
t9 R# H8 X3 A S6 K% [2 T' p - .dropdown-trigger:focus + .dropdown-menu {
6 y: p6 P0 B% \+ s1 f - display: block;8 _$ S, p- t: @6 \2 Q
- opacity: 1;
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4 G& _) v D2 ? - .dropdown-trigger::after {
" |2 Z: B# {4 H/ V6 m/ Y! o- t. q) Z - content: "›";
$ ]% w3 [/ e; Y( o3 e# g0 Q& B - position: absolute;! s' _2 g0 S2 [* L4 ?' r
- color: #ED3E44;) u: V0 q# T( u. P$ O
- font-size: 24px;
9 W) }$ [! w# L7 \ - font-weight: bold;9 R$ z9 V7 B% `& K& u+ a
- -webkit-transform: rotate(90deg);2 x3 [+ a) o" Q* W) Z
- transform: rotate(90deg);
& t5 d7 }' V, ^" s& c - top: -5px;6 Z$ y7 S+ W! H2 a- q
- right: -15px;, u5 X, f. n9 r) E
- }
" r' A* o- e- {6 Q' C8 d1 a - .dropdown-menu {/ P( L$ @* W& w1 r; v6 N! j
- background-color: #ED3E44;* d! [. W1 i" ^5 W/ O9 f5 {- K
- display: inline-block;; G/ h- R* b1 N9 D
- text-align: right;
5 w8 Q4 {# v. E - position: absolute;* [, S X ^, X$ m1 U+ g
- top: 2.5rem;
- P$ S# |" @. B - right: -10px;/ y: n' u+ I) H' e/ m$ h+ W
- display: none;
- C1 [" n7 t1 K$ H - opacity: 0;' v9 S% R( H" y5 X% d: c6 H
- -webkit-transition: opacity 0.5s ease;
! g3 {* K# Z7 z) t4 o+ |1 A: R - transition: opacity 0.5s ease;% p. J: {" M' V1 t# d# O, `% X" c
- width: 160px;
- M2 K) F( Z) K2 [1 [. C - }" t- y6 J! v7 z u" q' C
- .dropdown-menu a {
, B( k1 n. |8 y! X) @ b \8 x - color: #fff;4 w9 C8 R0 g4 s/ s: ^
- }
p1 L/ f# Q+ Q; ]2 k - .dropdown-menu-item {
, P2 v7 w" D* t7 Z- S$ P0 J - cursor: pointer;
% Z" r- Q( J u6 R+ N - padding: 1em;
5 I% P- P2 D$ c( G# W - text-align: center;4 F7 X' {1 M/ C; P6 g9 k
- }4 s N4 `' z& x& ?
- .dropdown-menu-item:hover {+ y; k, y, m/ p. M0 [' ^" p4 X
- background-color: #eb272d;- ^* z6 z7 N8 o, x
- }
复制代码 4 ]. s+ Y% m. p+ _, q k+ E
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">$ e" G! z: o. e9 ~6 G
- <!-- Checkbox toggle --># u3 }3 n) ^: A Q! o9 a0 j
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
5 ]( M1 e$ _4 d* \+ T5 A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% F7 ?! r5 y( A9 a" | - <!-- Content to toggle from www.mfbuluo.com-->$ A! z+ a8 ?6 Y; o' L
- <div role="toggle" class="toggle-content">
+ z$ O& m. h+ h7 F6 p3 a - BA-NA-NA-NA!) ~8 w+ e& l6 I) l. S
- </div>; Q2 @ Q( w; }( U! i4 t
- </div>
复制代码CSS代码内容如下: - .toggle {$ I) |( |7 U1 w4 C! M! m$ I# t
- margin: 0 auto;: w$ y1 P' \4 P
- max-width: 400px;
6 y; p: @" b$ X* X+ ?: a) m2 M - }
$ d+ \6 d& n( U, Q2 d - .toggle-label {
) J# w8 L/ @) ]6 V+ C- s G( U - font-size: 16px;* X+ _4 E6 ~ j% W* l+ Y
- background: #fff;
. e1 }" O1 [# m. S - padding: 1em;: A6 x) } V. u! d- ?- o
- cursor: pointer;
/ l# z5 z! L, q+ |" R8 U, j - display: block;
+ m9 q4 p I) H% H - margin: 0 auto 1em;6 d# z. X: a/ w6 |& R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! V: _% M4 O( @/ i! j& Z
- border-radius: 4px;
! r5 {2 v( K+ R% N, @# w - }
E0 c+ X& _( f% s - .toggle-label:after {
5 y6 k! r, [* V' n - color: #ED3E44;
! V5 F4 V$ A+ w! \; N; C7 m `; g% f - content: "+";9 z, _ q+ b3 h. c; }
- float: right;/ S' e9 ~: j) b0 `
- font-weight: bold;
, }2 d% Q; F1 K1 Q' H - }# S: j7 M- u+ M6 J& u0 }) `; M
- .toggle-content {- z0 d& j. K0 ~" N; A0 s- b
- color: #B0B3C2;
, Y0 O0 D2 L- n2 W. Z% u/ s3 k - font-family: monospace;
: ~8 u, U* G1 W; F+ F - font-size: 16px; c# R1 }# E9 B6 }; v: s/ f
- margin-bottom: 1.5em;) s+ y) @7 h6 L; G4 g
- padding: 1em; B( l" D) B. e. {
- }
5 }; }) _6 R4 w! P - .toggle-input {
& y' D0 \# b% S; C6 T8 X4 M - display: none;1 _2 O8 o6 @8 b+ i
- }8 N! u, [, M# V H) w7 F$ {
- .toggle-input:not(checked) ~ .toggle-content {
2 Z+ E$ o1 l& I - display: none;
' `/ `! b" i9 M% P& V) k: K" k) k - }
1 w2 n1 t6 h! @ - .toggle-input:checked ~ .toggle-content {
, ?6 ]4 P% H. c: G9 ] - display: block;; H: t/ m. ]# w4 ~. O7 _
- }
) C+ T% s% f. P/ I4 [7 e1 J7 _8 o - .toggle-input:checked ~ .toggle-label:after {
3 D* M9 e2 {9 q+ c( F7 s/ S - content: "-";6 K2 ^8 Y$ o3 b2 [9 K# _
- }
复制代码
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