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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!">1 l/ t' Y3 J* W' f$ L
- Label for your tooltip
( _8 J- [9 ~; A9 ^' l4 l0 m. ^ - </span>
复制代码CSS代码: - .tooltip-toggle {
) x0 ]) q, _$ w+ C/ {. \ - cursor: pointer;8 A. v7 }6 I+ D/ d# @
- position: relative;/ ^0 E8 x8 D* d* E+ p2 t+ m, C
- }
# n8 F) J- @* @* u' c - .tooltip-toggle svg {5 f+ R8 D* C3 `
- height: 18px;- ^& T8 @9 K- L6 @0 Y( ~
- width: 18px;) Q% F+ Z! k6 j {3 E
- padding-right: 0.5rem;
$ V+ B( N+ [: ] - }% c8 r- J* ^# D
- .tooltip-toggle::before {/ B6 I* E, E) o& ^1 y" d4 H; D8 P
- position: absolute;
4 { l# ?8 F2 L6 l9 Y$ } - top: -80px;
6 | Z) S6 {' ~2 E% O - left: -80px; u% V( r3 `4 A! X! M d! G5 i
- background-color: #2B222A;
0 n0 | c5 X' G k& ?- P - border-radius: 5px;
/ ?1 F9 s4 t& Z$ J9 P - color: #fff;
2 q3 B) e; T7 [- @/ ?- q# X - content: attr(data-tooltip);- l, j( V; ^: _$ i
- padding: 1rem;
9 Y% z3 v `( v2 R; v4 R5 ^. |/ U2 B - text-transform: none;; U: B/ L0 D1 P3 @. ~# ^- U* G
- -webkit-transition: all 0.5s ease;
6 u" q( ]7 p$ x5 M - transition: all 0.5s ease;
4 Q4 p' l; E5 ~8 s' C - width: 160px; `' b) x; q7 T/ \
- }
# ^4 K- F6 k; [' K% r/ ] - .tooltip-toggle::after {6 \& u) @! F- ~2 C7 R2 n8 A
- position: absolute;0 m$ I h$ X. [+ n2 k5 ?
- top: -12px;
: w% v6 }( i+ f$ _2 U9 ^ - left: 9px;
# ?& j7 a* N0 L) r. c1 Q - border-left: 5px solid transparent;/ A# A; f/ ~2 g: V% z
- border-right: 5px solid transparent;7 X% F5 M' E* }+ z: R8 r
- border-top: 5px solid #2B222A;
) H- \+ ~: z( U - content: " ";
, `3 |- e9 K: T B: ]4 I$ r7 i( u - font-size: 0;' R( q, B- A6 p# p/ l" Q6 v( N
- line-height: 0;
0 }$ w8 `' Z8 M - margin-left: -5px;
! a3 \5 h0 l: E) z" H5 M - width: 0;/ R* q6 z, ?: N; h7 _8 X
- }0 b8 n, m U8 m T5 k. G/ I( S& e
- .tooltip-toggle::before, .tooltip-toggle::after {
% }1 b! G8 f/ P9 J - color: #efefef;4 @, B. g# v/ C
- font-family: monospace;
/ k# R% K0 l: |7 K3 X4 |! v. J( ? - font-size: 16px;6 C. k2 J8 f0 U8 a: [8 B3 n
- opacity: 0;2 c0 A% a' I5 n6 M. C; V9 x! j4 ?
- pointer-events: none;
/ z: A; ]8 \. Y' y+ _* f - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {2 Z4 G9 I7 j4 d1 O6 g
- opacity: 1;6 B/ A: i) w1 W3 o% t
- -webkit-transition: all 0.75s ease;
4 `; S0 W6 F7 ~% }$ D$ b) e - transition: all 0.75s ease;
9 }3 t+ K0 o: R( }% o, r+ E - }
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">
, b6 H# d# ^, V& Z, { - <ul class="nav-items">
. [- \4 i" [9 D6 }9 V0 t; j - <!-- Navigation -->
- m4 w/ `* v: X6 [9 k ? - <li class="nav-item"><a href="#">Home</a></li>: A0 }1 ?, p& s% e+ E+ u& F
- <li class="nav-item"><a href="#">About</a></li>; b6 _6 p% z4 {" f7 q+ l/ a( T
- <li class="nav-item"><a href="#">Contact</a></li>, W& |7 B% r" C( R
- <!-- Dropdown menu --># j1 ]8 X% }7 I
- <li class="nav-item nav-item-dropdown">
! K5 h; n! ~ K# D s - <a class="dropdown-trigger" href="#">Settings</a>
+ t. l# ?: B& g4 C2 r - <ul class="dropdown-menu">
5 W5 }0 c! V" R9 k1 A! l ^ - <li class="dropdown-menu-item">
( q2 U( x- x. I o# [ - <a href="#">Dropdown Item 1</a> e, l" G; @0 l5 ?
- </li># b( k; M% j8 L+ a
- <li class="dropdown-menu-item">5 W, f- x% t0 v! f3 y `
- <a href="#">Dropdown Item 2</a>4 B6 @+ ]' I1 F- g1 C3 r) |
- </li>
: w7 q1 o* n% ?0 e - <li class="dropdown-menu-item">
% y/ b9 j0 ^* E1 q/ J4 t - <a href="#">Dropdown Item 3</a>3 a& X: K a* a8 r, q
- </li>9 u2 y% m0 j \6 V# V: M, L
- </ul>
+ f6 C. j) N' L( k5 l" u$ e" v - </li>
/ V- @1 p' Z- n/ o/ r! [ - </ul>
5 q' z4 w5 D |- d. v' b - </div>
复制代码对应的CSS代码如下: - .nav-container {
) C$ p/ a* H7 w2 v) m - background-color: #fff; S `$ A7 p5 C0 {+ z( T
- border-radius: 4px;% s& Q7 ?3 ~7 m3 q( D4 j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
9 }! D; T- q0 M- ?! b& W - padding: 1em;' x1 C& X1 p& o( i* i* a: @
- border: 1px solid #eee;
; V. C3 l+ l% K5 w8 s' I7 v! V - display: block;2 G; a( V6 `1 F" u* f
- max-width: 400px;
0 V9 ~! B5 A, ] - margin: 0 auto;
5 v. p, H; f4 Y - text-align: center;
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- ul,
3 M: h. D4 e" Q$ x1 x - li {
* D+ n' ?, ^/ \: `( o5 u- [ - list-style: none;! K. C+ o+ O, t# ]
- -webkit-padding-start: 0;4 g8 y- j! [4 M9 q
- }
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- text-decoration: none;
* V9 }2 W1 H6 ~$ E7 x - color: #ED3E44;
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- .nav-item {
5 n' J8 ^3 p4 V# w - padding: 1em;) W, w. q" r+ |- X9 x
- display: inline;
- K$ x& k' \1 V4 ]" E! s3 T$ ] - }+ [7 W+ u; {; c$ o1 r
- .nav-item-dropdown {
" e/ x$ _' m2 q: y6 g5 i - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
# ? L# Y* m* e- H. a/ H - display: block;
( }! \$ B( R6 [9 f3 ^ - opacity: 1;) B9 Q- b" `7 r2 y* h2 d/ F
- }* `4 L4 `- _* c1 u2 v7 _
- .dropdown-trigger {
% Q8 g- R( A+ t9 }, X4 f' Q - position: relative;
9 F9 v8 E* t- m) G" K - }
! E$ _- U$ R, A9 H7 ^0 j - .dropdown-trigger:focus + .dropdown-menu {; P' |$ W) q _* V' C1 E, @2 v
- display: block;
5 {( M" \( D* z; J+ \1 V1 J - opacity: 1;
' N( x0 f9 L8 x$ z0 i - }
3 @: q, w# z; i, D' P- |, [ - .dropdown-trigger::after {
# b5 W/ I$ A' w x5 S: ~ - content: "›";/ |) _5 q# S. [1 n/ R
- position: absolute;
$ u0 I9 R1 z3 {9 A3 Y0 [; ` - color: #ED3E44;
B m! ^1 G4 C# |5 J, N - font-size: 24px;
( U! R5 ~3 }5 ]+ y5 m - font-weight: bold;+ s( c) B' ` s
- -webkit-transform: rotate(90deg);
0 y6 g& `& J2 _) ~: j Y - transform: rotate(90deg);; M" a9 }- e2 r# }2 z3 f
- top: -5px;5 H# U6 }/ J1 I/ T
- right: -15px;( ^. W8 t9 J A
- }
! J0 x! @6 }, ~" ^& k. x& r - .dropdown-menu {
$ a* V" o9 @8 p. J& g: u# ?- v - background-color: #ED3E44;9 l5 y9 I7 e6 v7 @
- display: inline-block;. |2 A0 g8 ~3 s) c P0 ?! n; }
- text-align: right;8 V) j' g T7 r3 D
- position: absolute;! y- v( L4 A& m9 Z' C
- top: 2.5rem;+ l1 }. f) y$ o/ W
- right: -10px;0 s6 l( C5 Q9 G& g# n
- display: none;
9 F# n5 L0 }1 ]. z# I, ~ - opacity: 0;
5 M$ p6 e8 v" `/ C) ? - -webkit-transition: opacity 0.5s ease;# D4 b& i3 s I; ]3 \ F, ]: v) m
- transition: opacity 0.5s ease;7 e1 j4 R: K9 Q, h3 l5 I* z8 L6 s
- width: 160px;9 ~4 S! w. r! q0 F2 a
- }
, v5 K6 T$ b0 r& W Q - .dropdown-menu a {
z$ s$ L3 [* E1 L* R+ C* B* M# m - color: #fff;
! n) d' n) T7 ~; J, C! g/ E) g" a - }+ Y: |9 j: x& f* @6 m& ?) l
- .dropdown-menu-item {: L* A0 e# N: H
- cursor: pointer;; B2 f4 U1 ^- W( C( a( k' D$ u
- padding: 1em;
0 g4 _3 I: ]5 H' q1 Q/ B3 P - text-align: center;
# M6 T( Q& n/ u, S# k* g - }
. F) \. J/ Y0 l6 L - .dropdown-menu-item:hover {
3 Z; r3 a7 K- J5 c$ t$ D4 ` - background-color: #eb272d;: Z( r5 z- U2 k5 y! k0 B; h1 Z& `
- }
复制代码
5 H; d% h" g! ? r; T可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">3 l* H8 ?# {- C: F% D+ ^
- <!-- Checkbox toggle -->, a4 c/ M3 \: I/ a( t
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; o9 q+ A2 Z9 _! u4 u, Q( i0 w
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>2 q* N. R, ^' o- e* H- H
- <!-- Content to toggle from www.mfbuluo.com-->
3 l. v- G; @1 P, n3 v6 M7 e. `: i - <div role="toggle" class="toggle-content">
5 r4 F; r5 a+ W$ N: g - BA-NA-NA-NA! D1 }1 @5 h- w# m3 k
- </div>
" J+ w1 C6 Y9 b2 e5 g - </div>
复制代码CSS代码内容如下: - .toggle {3 B; P# t, r# W0 o+ Y! z1 C) |1 o& W9 z" N
- margin: 0 auto;
9 c9 E9 v2 y- }3 I$ r$ C7 Y1 _ - max-width: 400px;) g: Y: R3 p) Q; p% G; u1 t
- }
. s. i& i( m! C, i7 W- P/ ~ - .toggle-label {
+ ?. \4 Q$ g1 |4 F - font-size: 16px;7 m0 u* ^; p6 ^1 M9 S
- background: #fff;* p5 L5 S3 m ~* w7 Q
- padding: 1em;
# V% }& N2 M$ c3 E - cursor: pointer;
+ E( ?5 v: j9 o+ ^- s ?* P; @8 p - display: block;3 y7 n" Z+ W" `# y+ o
- margin: 0 auto 1em;
% V( S, h4 C6 t) \) Z+ a7 k7 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);9 f) K, m# f5 ` h- A$ Q0 H" w
- border-radius: 4px;
( u$ h6 E% k6 S c - }! T2 j1 e6 t0 R7 Q9 a
- .toggle-label:after {
1 u' S- j6 Q/ V+ b( V: C& U1 k - color: #ED3E44;, ?5 d6 \4 P2 ?, U7 K" U" |% l
- content: "+";& R( r5 u( _9 B. ] \6 s$ P! O$ t( ?
- float: right;8 I+ X3 C2 `6 }* H' S
- font-weight: bold;
" {% [- s3 `) L) f0 M( S, d4 m - }5 f1 P# \9 F) e7 _: x, a* l
- .toggle-content {+ B( D$ Z3 n4 I8 u6 c
- color: #B0B3C2;
2 Y/ G8 p. [: M+ r - font-family: monospace; a+ `9 b. M3 X4 o- a7 u5 I
- font-size: 16px;
" a; T& R2 @: i5 F8 `/ l - margin-bottom: 1.5em; X3 c* d; z% U* Y) i
- padding: 1em;0 j' r! r8 p( v( W3 o
- }
8 V" [4 s3 Z; L4 O - .toggle-input {
' U3 V. s6 U# Z& q6 M- E8 H - display: none;! w4 M5 A" L5 g3 U* a
- }
, f2 f: }4 C D" e% }0 L+ ]' [ - .toggle-input:not(checked) ~ .toggle-content {' x* m! L0 H3 h0 |/ ^. `+ o
- display: none;1 R3 d5 S9 o/ B
- }
; O0 f/ L. ^7 {% X! X& {1 o+ D8 D - .toggle-input:checked ~ .toggle-content {
% F4 B4 a# A$ m0 y, g - display: block;
# R4 t! Q3 q6 k/ H4 _ - }0 u; N% r6 F \- `! J
- .toggle-input:checked ~ .toggle-label:after {& L) f7 R0 ?! A/ p z, x# j
- content: "-";4 h/ [* I9 ]. F4 P# t) |! e! n
- }
复制代码 ( j$ O; M7 u5 o8 l
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5 R4 C9 `0 \* ]/ U, n {
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9 H! B5 u) l }9 v. }8 a4 Z) [" Q/ d( B! P4 U3 [6 ?3 O/ i( a
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