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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!">' W$ D8 Q; ~* N# |' }" v
- Label for your tooltip
0 s1 ^2 w' @8 E& z - </span>
复制代码CSS代码: - .tooltip-toggle {- y7 c6 B1 `: M# X; B1 h
- cursor: pointer;& N( [: ^3 w0 [2 |% Y& n0 |
- position: relative;
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- .tooltip-toggle svg {
( w4 |" d. l5 V6 j- _ - height: 18px;4 i& H2 ^! T' ]* e# X G1 l
- width: 18px;+ s- f" V. r5 }7 x" C
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
0 O4 Y; g d# L - position: absolute;7 x* F) W$ k J8 j( ^
- top: -80px;
) o0 G" R k5 e8 N* F - left: -80px;
% q4 h* ?$ F# u. e: K! t' s' g2 P - background-color: #2B222A;3 w0 W* ]1 c# Y7 Q1 F" q$ ^+ D0 P
- border-radius: 5px;5 _2 @) C7 Q u: L* A6 J7 Y
- color: #fff;
* t* W8 y) j1 { - content: attr(data-tooltip);
2 {7 L, \! J3 H7 e) }% G" E - padding: 1rem;
1 x' n2 u" ?. ~$ d: [ L - text-transform: none;
h$ m i8 d* ?( ^ ] o- M - -webkit-transition: all 0.5s ease;# s. ^9 X6 P0 {% Q
- transition: all 0.5s ease;
8 ~5 W# j: S& L/ U3 N t - width: 160px;0 H+ x, N4 B" n+ \+ E6 a0 _
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- .tooltip-toggle::after {
- J0 _5 G0 a+ L* B - position: absolute;
( u0 \6 W8 \4 z3 K% S ?+ L - top: -12px;' Y- m! o5 l/ G6 o
- left: 9px;/ ]. C0 _; y4 B1 Y$ l; z, E
- border-left: 5px solid transparent;
3 `: L. z# S7 @4 j$ i% { - border-right: 5px solid transparent;9 P% r I" e8 n6 {- W
- border-top: 5px solid #2B222A;
3 S' y# X( r* i( b; \2 _- ? - content: " ";$ s& ?5 O# F0 J* |" e+ E
- font-size: 0;* [8 o# O- Z" n$ g! J
- line-height: 0;
! A+ |- K3 a$ m - margin-left: -5px;4 W6 j/ z7 ~& l! w+ w
- width: 0;. l* C; O, z3 c( `3 n* T
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- .tooltip-toggle::before, .tooltip-toggle::after {8 a$ d9 D/ J3 s( g3 D0 [1 {
- color: #efefef;" L9 w: P/ p/ H. {
- font-family: monospace;8 L' P; G' l# w* j# O3 n
- font-size: 16px;5 R- h2 z4 p( L5 h1 R+ g: i: x# H
- opacity: 0;- O4 L- G5 H8 C( i5 l3 I
- pointer-events: none;
8 x/ k* [% o* X) l - text-align: center;) h3 q. @* q# M9 W: l2 A, y4 L
- }
* \+ m3 I* e1 t+ Y7 h2 x3 _$ b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* C4 |& a: A0 \9 V& T% X - opacity: 1;6 v0 k. p/ n3 [& ~$ ] {
- -webkit-transition: all 0.75s ease;" ^" g$ f8 {9 V" s2 E
- transition: all 0.75s ease;( s) p0 t0 o3 y3 Y5 n& f
- }
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">; w, \' T# H0 ?' ]" Z6 S3 s
- <ul class="nav-items">
) d P9 F6 h* ]3 D' T0 N3 B ` - <!-- Navigation -->
4 e0 k! ?2 |' `& O# T - <li class="nav-item"><a href="#">Home</a></li>8 C$ A+ o4 w6 j# e( U' x
- <li class="nav-item"><a href="#">About</a></li>
- X7 v4 Z; P# m# D; @/ z& L - <li class="nav-item"><a href="#">Contact</a></li>7 b3 K8 t( n/ ^$ \4 @! k
- <!-- Dropdown menu -->
) |9 [; t P+ _& |/ S5 ] - <li class="nav-item nav-item-dropdown">
3 J; ^& P) _4 k0 V- j" ~# j - <a class="dropdown-trigger" href="#">Settings</a>
. `3 G. O' V) S% I: N2 J' f; z - <ul class="dropdown-menu">
- b9 @# C5 ]8 b: X - <li class="dropdown-menu-item">
$ z# [ }- P# S$ I4 e - <a href="#">Dropdown Item 1</a>5 T. L m) d2 {6 m4 J
- </li>
% a i i% ~0 q - <li class="dropdown-menu-item">4 R& ~' j, H- @0 w* F6 L2 D
- <a href="#">Dropdown Item 2</a>' i5 j; K. f1 \- }
- </li># w; a2 v# X& A& d3 N& r
- <li class="dropdown-menu-item">* K c7 x$ N( P d" K
- <a href="#">Dropdown Item 3</a>! v' W0 `8 q2 x3 E
- </li>
! D- P* O1 `1 y. s- G! j - </ul>7 x) a s1 w* y: p, o
- </li>0 m: \% `4 m1 M" M
- </ul>
" e d) t7 u$ z* a6 Y3 j - </div>
复制代码对应的CSS代码如下: - .nav-container {
3 [" A! _" X# e- f/ y- R - background-color: #fff;
% C' Y6 V- `9 b" o6 n- ~0 q - border-radius: 4px;' C7 \; @4 w& j9 D
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
% F+ p3 d9 B& [/ s- ]+ W - padding: 1em;
% X% ]) J! V# O: V1 w - border: 1px solid #eee;' \2 h& O2 N" L: q0 J s% `
- display: block;
8 N2 s [* d' P$ D) c r. S& n - max-width: 400px;( S$ V6 f! O0 ^" |
- margin: 0 auto;
- p. f$ y" {0 d, s! G - text-align: center;
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; P* `0 O: d' ^0 m3 z) G# f$ v! E - li {4 N8 e4 N3 H8 |. x% f1 L3 L
- list-style: none;
& n. E7 _+ p) u1 z2 [: D; [. v) ` - -webkit-padding-start: 0;
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- a {
1 q e; L5 t( A7 I1 u - text-decoration: none;
2 X! V* Z* C: w, t6 i4 G - color: #ED3E44;
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- .nav-item {2 {6 b; e3 Q" v) P j4 s
- padding: 1em;
0 p! v, _/ M% M4 A - display: inline;* ?# ^; _0 ]; t x' Q8 y
- }8 R' |0 r& P+ J* L
- .nav-item-dropdown {; {& i. l8 s* E, y5 K: F: l$ ?
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
: b- g# D! c- E4 ?1 T( k - display: block;
" X) L4 h: j( k - opacity: 1;
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- .dropdown-trigger {
, i; c$ b9 R# q" A6 g - position: relative;
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: r! [8 x( L! h4 p% w5 ? - .dropdown-trigger:focus + .dropdown-menu {
# Z6 S# h$ J' F) M# p7 E - display: block;; n% i$ F6 N5 F! M/ s
- opacity: 1;
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- .dropdown-trigger::after {
2 t+ U" V/ a/ i3 U6 h - content: "›";& j- N7 i5 O$ g+ A$ E
- position: absolute;9 |8 d H E+ Z% ?7 `
- color: #ED3E44;# i* u0 R% b. G, k& {9 Z/ M, _) m
- font-size: 24px;
0 {- T% ?& @5 c5 c2 x - font-weight: bold;3 X7 P/ H( E1 Z8 E2 Q0 ^0 X8 C ]& m
- -webkit-transform: rotate(90deg);
" h d" v5 ^- w - transform: rotate(90deg);$ O# B; \3 j8 S! r5 l% r7 P: p" U
- top: -5px;
9 l. F0 B2 Z' ?" X - right: -15px;! l5 A! k+ `& E7 A2 _8 ~6 W
- }2 Q/ z1 f6 d9 a6 l: q
- .dropdown-menu {( K2 U: U, z* M- O3 U% T
- background-color: #ED3E44;4 K; m8 W2 i) b: q N& A
- display: inline-block;' ^0 k) Y- J0 I4 n* k: M7 |
- text-align: right;
0 K: o3 m" |2 b8 [2 z - position: absolute;
# E3 t) S, o* Y4 q" M6 } - top: 2.5rem;' x: L, ~$ {3 O# G' L
- right: -10px;0 X Y1 M/ H9 U; X. {. o u# [
- display: none;6 N: {9 K9 g8 W
- opacity: 0;/ u7 Z$ j0 y. n# w0 V9 z
- -webkit-transition: opacity 0.5s ease;6 E1 X0 u* l. I5 E2 \
- transition: opacity 0.5s ease;
; c% s6 w( m3 m/ T1 |( @* v) h - width: 160px;7 Z! C% V6 D1 Q9 k( P2 i
- }0 Z- {+ x: [. s3 v% w* v
- .dropdown-menu a {$ }3 c% o( K7 E( b
- color: #fff;; N; U6 t! k' r r& x) i
- }( e( C W: ~# f/ o2 B; a. Y
- .dropdown-menu-item {8 _5 g2 l! ~5 x- e; c3 ]
- cursor: pointer;
9 n; a* j T+ w& m8 _ - padding: 1em;9 f% p9 G% H- R: c# H
- text-align: center;" J" P' A7 V- S$ D% u' g0 n
- }5 X) s/ g1 T0 N9 {
- .dropdown-menu-item:hover {
4 t" E# S1 J. p' G; {& ~ - background-color: #eb272d;1 c0 W3 _" b/ `. |5 w X6 ]
- }
复制代码 + b- [& ?* w2 X3 o, N
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 O" S1 T' @* F% Q- c$ E2 h' v1 j - <!-- Checkbox toggle -->
0 n& [2 ]7 p% v& _3 Y$ b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">) @5 I( a; r3 o9 e3 `
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ ]: x; \- E7 H8 E' J, ~, N I1 Q - <!-- Content to toggle from www.mfbuluo.com-->
7 t" T' Q2 q4 b, b6 A$ }; ~ - <div role="toggle" class="toggle-content">
* u. b+ j2 j: F" d+ K - BA-NA-NA-NA!9 N: U: q- p8 E- {1 Y
- </div>+ p& @, K. U* q n/ @
- </div>
复制代码CSS代码内容如下: - .toggle {1 S6 G$ j1 T+ t+ ~
- margin: 0 auto;
9 L5 {9 Q" L/ ]- U - max-width: 400px;
6 u5 P% L( O8 b) k0 ` - }
$ \7 K, u" N- c9 [. c& l7 c - .toggle-label {0 B9 v6 _+ M# p# T- W4 M9 `, @
- font-size: 16px;
& h4 l3 a8 Z& a& _ - background: #fff;4 l5 ~* I3 }! w4 R1 m* K" [3 a2 h1 u' B
- padding: 1em;# Z& K1 w X! k1 _ o! D
- cursor: pointer;
. l h% H0 v, u6 ` - display: block;. ]9 A4 |9 P9 P+ O' E: B
- margin: 0 auto 1em;
3 L, E" z6 C* }7 s: k8 x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 R! B- L- {+ S
- border-radius: 4px;
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- .toggle-label:after {
% Q7 z2 P/ U9 { - color: #ED3E44;5 G( G3 ] O9 j
- content: "+";# @; B# p+ t- p& E" P
- float: right;0 m& Z0 P9 P) }
- font-weight: bold;
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- .toggle-content {, \1 k) r, _2 u& e N/ g
- color: #B0B3C2;
" D% y" P* v' M& j* n, ~# e - font-family: monospace;
$ R3 S. d2 a/ S! Y& y E - font-size: 16px;
) _( W, E! r5 z: t+ s, r - margin-bottom: 1.5em;
+ X) Y, J( o+ P8 A; A7 R! V | - padding: 1em;
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- .toggle-input {
3 ~6 `! p' @3 o$ I) n - display: none;
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, m8 o3 R! q7 s5 ` - .toggle-input:not(checked) ~ .toggle-content {# c! p# g: h& ?/ {% J2 C
- display: none;! _* P5 ]' r$ W6 s/ a/ W; B3 Y
- }# u9 J+ q! e+ c A4 B' x3 x& n- n
- .toggle-input:checked ~ .toggle-content {
( L* }0 r/ ~8 K3 \1 N - display: block;
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- .toggle-input:checked ~ .toggle-label:after {9 x" W, M) \- w$ e/ o
- content: "-";
. g+ \3 i% }* s: i, ?5 s - }
复制代码 ' ~" n% E" O+ K% R u2 o
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