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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!">
% Y; f5 ?, ]+ u! ^7 F - Label for your tooltip
8 e; l8 j3 w' W. B - </span>
复制代码CSS代码: - .tooltip-toggle {, m) M5 T; ~7 e t" ?5 }) m9 C
- cursor: pointer;+ d. w% W5 Y* [
- position: relative;; G# m6 N; H& q
- }
# ^ U' P3 e& C( D4 P - .tooltip-toggle svg {
' v" I, h- L! y' e: e$ \ - height: 18px;4 d0 g8 C# n, v+ p
- width: 18px;: \+ u% i3 k2 Z2 M+ C9 w# H+ E* V
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
s! S2 f# a" a. Q' i - position: absolute;
) ^. U: C u; A- \: i9 r" ] - top: -80px;4 V' U/ ^% t( l4 i9 b1 S' d
- left: -80px;3 Y' N+ N; B0 i) M$ v/ Z- V
- background-color: #2B222A;
0 k. p7 k5 ^' C2 M$ g8 ?8 G! U - border-radius: 5px;
3 e( m* @: `3 i; u% W - color: #fff;( x1 j) P) B: b2 \* l% ]7 Y
- content: attr(data-tooltip);! B1 S# J. K& @; j9 x& a: d4 S
- padding: 1rem;
# T4 t0 {- m. U/ ^ - text-transform: none;
1 I! W$ q ]2 m - -webkit-transition: all 0.5s ease;
& A5 N9 G7 S- l2 w" s% a- P - transition: all 0.5s ease;+ F, o$ i9 {! F- c5 w8 X: p' v w
- width: 160px;! Z' L- P8 ]0 R5 B& }3 f
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- .tooltip-toggle::after {
6 \$ [% b: K# Z/ w1 g* Z8 E X - position: absolute;6 c3 J. u4 g# H }9 |
- top: -12px;% A+ G7 [7 ]& Q. F
- left: 9px;
* ^# u1 A0 N, U - border-left: 5px solid transparent;
* k) f/ M4 q" }: Q1 `8 i - border-right: 5px solid transparent;: j! @. {( l+ M/ O) v5 c% h
- border-top: 5px solid #2B222A;. y/ |, m. L" m7 V M. v/ }
- content: " ";0 B7 H& e$ c- ^2 ~% Z e
- font-size: 0;- K8 \# L9 Z- N2 x- V/ \
- line-height: 0;
0 C' s; M/ W. b) @, v - margin-left: -5px;# H9 P3 E8 ^# t' }5 Y# x
- width: 0;. B4 x, o8 [! o3 \5 ^
- }
$ N& `) p- v# H, h0 [, b8 Y, O - .tooltip-toggle::before, .tooltip-toggle::after {
5 Q# _. W/ L6 S. @7 i5 [' m - color: #efefef;% J: }1 ?9 c3 O- C
- font-family: monospace;. s! v1 l* B3 G; u
- font-size: 16px;3 `) n9 F' b# R
- opacity: 0;0 h/ L! Q* F9 e6 L' X2 F+ u9 d8 h
- pointer-events: none;. i6 ]3 E) a. c0 s V
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
i) {. t, T: s/ u9 }9 B0 _ - opacity: 1;
. `% s- `3 A7 h9 A3 f+ G) u( n - -webkit-transition: all 0.75s ease;* H- X4 g/ ?9 l* f
- transition: all 0.75s ease;# T. Z j& m1 J! }8 L
- }
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">) n1 O3 s. Y+ W/ Z; K3 t
- <ul class="nav-items">) i6 V3 @" W' M' b
- <!-- Navigation -->% y7 r* ^6 `; i. N/ x
- <li class="nav-item"><a href="#">Home</a></li>
+ R; L* z. e9 r$ y0 l - <li class="nav-item"><a href="#">About</a></li>
]; }% O# B5 q5 E - <li class="nav-item"><a href="#">Contact</a></li>
6 Z3 A4 [ l# T) O2 i - <!-- Dropdown menu -->8 ~6 ?! ]0 c, {# t& a$ B& F3 o
- <li class="nav-item nav-item-dropdown">
: ]" ^: n7 t' `$ T+ F0 y F, v& j - <a class="dropdown-trigger" href="#">Settings</a>- g6 [* n6 G, U2 Y7 z# `
- <ul class="dropdown-menu">; z9 b" _3 L" H6 |; C5 q) E' g
- <li class="dropdown-menu-item">
( M- k) \7 p5 P- m3 ^ - <a href="#">Dropdown Item 1</a>
( c' s7 O3 `3 X T( M' y - </li>1 u$ E: n) p7 Y, i9 V
- <li class="dropdown-menu-item">/ a6 t# O6 T) \4 a5 ~) p- G
- <a href="#">Dropdown Item 2</a>
# T; \- N" W; C- r- u0 o - </li>& [' @$ d2 b, B. |3 P+ O9 ?; ]
- <li class="dropdown-menu-item">
% `* J$ i2 o1 g9 v5 W! C- P - <a href="#">Dropdown Item 3</a>
2 F0 O. e' q2 ?/ Q# i3 z - </li>
4 T+ u- w/ C" f7 U8 _ - </ul>, T: S& t8 x- \$ }0 s
- </li>
( H2 S# ]2 Z! t7 B% G/ `3 o - </ul>
8 ^ o" z% P# t; N% }6 f, \ - </div>
复制代码对应的CSS代码如下: - .nav-container {: O- P, C R+ Z6 i; C. Z' M
- background-color: #fff;
4 }" E: R8 u; _5 U" ] - border-radius: 4px; a! G5 ?( v& J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 l. J8 I$ i$ {0 t1 t& h
- padding: 1em;
$ h2 N. o' K! F: q2 A. n+ A - border: 1px solid #eee;8 a% F4 H1 M! U8 a
- display: block;
- x. E9 D! t0 D( z$ m - max-width: 400px;4 D1 Y T; O1 ]! t0 b( T+ |
- margin: 0 auto;* `% _/ z; C: a+ e* O" d
- text-align: center;2 c! _& a( J& o% A b# Q: z
- }
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7 V8 {% k8 l! @2 [ - li {
, l2 m! V }! _& E: t - list-style: none;* ^& E! B9 p# g+ |
- -webkit-padding-start: 0;- c8 R1 N7 i3 `) w2 f- j' x3 n. [
- }
' L) q$ b. t6 v - a {
& Z! k! a9 a7 X1 e - text-decoration: none;5 N, A) C, }1 ^
- color: #ED3E44;
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- .nav-item {
; k' M3 Z$ C% @% ^ - padding: 1em;
2 T3 v) ], A5 p P+ D, z: r - display: inline;) M/ f# c# w" o' b& W8 Z
- }" B8 }8 p- x; }/ w1 @5 }
- .nav-item-dropdown {
$ `/ |( z+ X/ n) q' O - position: relative;- r; ~6 u1 `( o
- }
0 w" W1 T) e$ c% ~8 S {3 O3 ~ - .nav-item-dropdown:hover > .dropdown-menu {
- ]5 r: M( ?( g - display: block;
; K+ U6 b# V c/ l - opacity: 1;# c3 g) o$ D5 P
- }
/ |2 }# ~1 M) Q: p: C# c L - .dropdown-trigger {. B7 s% R- r3 E) Z
- position: relative;: O M* ^' [9 I2 Q% A
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- .dropdown-trigger:focus + .dropdown-menu {
( n: u4 U4 `5 l) k1 } - display: block;
1 j3 o+ h0 p K, z) d - opacity: 1;' I5 z( {& T8 J: R. I9 O
- }
. A6 y' Q6 l3 H, E - .dropdown-trigger::after {
: c4 ], E7 Z/ q - content: "›";
8 M2 Z. M. J' b h8 d! b - position: absolute;. @& L6 V M& B
- color: #ED3E44;
( r* A! K, M# b% C* M9 U7 V - font-size: 24px;
& d4 ~. k1 @) K: r! L0 ^+ u4 b - font-weight: bold;
1 m. l k8 z* A, Y - -webkit-transform: rotate(90deg);- l: j+ e$ y7 n& V3 N0 A
- transform: rotate(90deg);
J* d- U. k8 P+ E - top: -5px;) v, L! d# L& C/ w0 s/ c
- right: -15px;
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- .dropdown-menu {, o j0 K, I, H& `0 {- Q6 r
- background-color: #ED3E44;# f$ ?% x5 ]$ \ I3 P# Y
- display: inline-block;2 `( x9 B# H# T/ b" L$ X
- text-align: right;
" {/ o; V7 x }2 W6 y - position: absolute;: E5 j0 \, g9 Y, k. S, V- n" t
- top: 2.5rem;
~8 r7 F( k7 S- G - right: -10px;
6 z& U7 J+ r2 }; i: O( G0 ~ - display: none;
* {8 h0 B$ n# v% _( v! y - opacity: 0;
6 a' x/ Y e( ~2 ?! B- B - -webkit-transition: opacity 0.5s ease;
7 `1 A9 ? a# N - transition: opacity 0.5s ease;: v. g+ y2 N; j; ^4 J. ~& A+ E: w
- width: 160px;
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- .dropdown-menu a {. U" O0 {2 J4 a
- color: #fff;
- e( ~/ l- b9 |; G - }
6 ` w% m" W1 @. b - .dropdown-menu-item {( O3 Q' |1 {3 Q/ Z: M( B
- cursor: pointer;5 r. A2 C Q! U/ E4 c* I
- padding: 1em;* \$ m7 P. Z G& i) v$ l* Y
- text-align: center;
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; w' B4 t; D" E' s - .dropdown-menu-item:hover {
. T7 X7 }7 ~( I) g* e0 R" `) e - background-color: #eb272d;. o, V. Q! m( y# ]1 E' ^2 {) ^ x9 I( z
- }
复制代码 7 K" [7 B9 f' Y1 [6 n. i
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">* h {1 X$ z0 l0 k/ e' w
- <!-- Checkbox toggle -->
) u+ T3 }* d3 Z4 c. ]) b i! Q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 c l9 b ^' ~$ g5 T& [# y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
5 r- Z0 S5 L& g9 y8 k - <!-- Content to toggle from www.mfbuluo.com-->
$ J" U0 g% n" L1 V. G: X - <div role="toggle" class="toggle-content">6 F0 Z7 x( C' Z3 H
- BA-NA-NA-NA!
) b! Z" B7 Q0 I - </div>( Z5 p2 [$ r$ H0 b! d3 H) c
- </div>
复制代码CSS代码内容如下: - .toggle {: h3 F' W5 z1 U' y1 B
- margin: 0 auto;) T& _" ?) P# _5 _1 M
- max-width: 400px;
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- .toggle-label {7 _/ R+ M: E, ]
- font-size: 16px;! B/ ~! f/ [3 A3 v
- background: #fff;
. ]* h1 V" G) I( m5 g - padding: 1em;
) x* B+ }. f5 y8 T# v3 Q - cursor: pointer;+ x! o* W: I4 X) b
- display: block;
9 T3 V/ s$ x3 a% P3 C - margin: 0 auto 1em;
! {% A8 k6 }( a% U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 {- @* g6 H) p7 n" B6 y3 _, K# ^7 \
- border-radius: 4px;2 J# @" c4 d/ |- [: P. u, G
- }
3 _$ p! T. ~1 C( h: J' z$ l - .toggle-label:after {
8 R. @) \5 B, w. j6 p1 M' s$ c- G - color: #ED3E44;+ g u4 [6 U) |5 u. z
- content: "+";
# L A9 ~( C' X7 W0 B' G+ ]! M - float: right;7 a4 l& h2 d: |6 S
- font-weight: bold;
8 P& Y& o/ D9 ~0 u - }
+ z5 M' o8 ?: M9 v, O. u [ - .toggle-content {; g$ O+ h$ M t+ X" O. H0 ?
- color: #B0B3C2;
* z2 T! b/ v, O% o, C8 c! v - font-family: monospace;/ A5 f E# G2 {% G* y" A' y% l& V
- font-size: 16px;& q7 u2 \4 s& \" J y* r
- margin-bottom: 1.5em;
4 k6 B3 ]# ]4 B: P+ \+ \, f- {, | - padding: 1em;$ E6 c8 p3 B4 t5 i
- }% u8 `% T% x4 e8 ]. x, A* Q" b3 K
- .toggle-input {& D9 ]. |4 f& e8 h! o z' r
- display: none;% d/ G! [4 e7 [3 U% e6 E
- }5 i3 O }1 A# `
- .toggle-input:not(checked) ~ .toggle-content {4 D/ J& `7 N; [; V
- display: none;
! |$ g3 M( J4 y" O/ ?: ` - }
8 z- y2 z( s" T - .toggle-input:checked ~ .toggle-content {/ y/ w" q: C' y' u, k8 g
- display: block;
& O8 [* S h- a( B# G: @9 Y) J# v - }/ ]; Y0 L) T- S
- .toggle-input:checked ~ .toggle-label:after {4 R% p+ I* u( ?6 @: S! i
- content: "-";6 e, a6 U) g8 f7 h# \
- }
复制代码
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