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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!">
+ Z* A- G5 x! @. c1 ]5 Q - Label for your tooltip
$ R; I* R% p a0 e8 j+ D - </span>
复制代码CSS代码: - .tooltip-toggle {& e% ]; Q' E8 m/ ~1 Q6 N
- cursor: pointer;
3 g8 x: X' K% U' y, x - position: relative;, k% s7 k0 M. r5 n, \7 I& ]
- }5 f; s/ r& y: {: }& }
- .tooltip-toggle svg {
W4 @' k3 U* M8 l: t+ J - height: 18px;3 v& c! x2 H* i' k! Q
- width: 18px;
# O4 c/ i1 x. h2 O - padding-right: 0.5rem;6 G) M) i, s8 _ P+ u6 E
- }
4 n; c3 E. }& Z+ U( C! O - .tooltip-toggle::before {
, q W2 \) ~+ L$ P5 J- }& T/ p$ h - position: absolute;
! @ Z6 x% _4 S/ {. Z - top: -80px;
: D: F- v/ O% O+ y, u. S) W9 T2 M - left: -80px;: T* s! L7 d) N5 i/ d4 M2 ~
- background-color: #2B222A;& d7 P' Q: G5 n: ~- Q8 W
- border-radius: 5px;
) I v" {+ r k/ ~* ~0 t& A - color: #fff;
1 r, }. _" i3 [" l, U% c5 l; q/ h+ R - content: attr(data-tooltip);
0 a$ J/ F: l! p! ~2 h: @& X7 `5 x - padding: 1rem;' B- z( c9 X5 c* h2 Y0 _' u
- text-transform: none;
9 ^0 I' @# G$ U: G - -webkit-transition: all 0.5s ease;
& Y! h1 o$ A) f' D: N$ N$ y( x4 D - transition: all 0.5s ease;; m! i& F" U2 r; M* P; g
- width: 160px;
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- .tooltip-toggle::after {" t" L, }: }* a. ?
- position: absolute;9 Y: ~: V3 a/ X3 j; k
- top: -12px;
T5 U' t: V1 B' T& k! [. y - left: 9px;# I+ I) R2 z: n: ?
- border-left: 5px solid transparent;0 n C4 S* p! ~ Z0 c
- border-right: 5px solid transparent;
& o' h2 m9 w% u: U% s7 |, [ - border-top: 5px solid #2B222A;
, w; H. z" f4 K7 d% J( K - content: " "; x7 y& ~: Y R& ?6 N* Z, c/ }
- font-size: 0;5 I9 [0 N/ |3 u5 }1 v4 ^9 {$ L2 n$ B; H
- line-height: 0;
& Z1 d E& z) A! b - margin-left: -5px;0 r6 J0 M, ~, b0 r4 k, ^, l
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
! |) _& E' s, Y8 q8 ] - color: #efefef;
; u% F0 Z |% [& G - font-family: monospace;
: s g6 }; q' P - font-size: 16px;6 G7 S% U- } W) x6 N& Y4 l% u
- opacity: 0;
( s: _' L2 m( ?/ Z4 l, Z( t - pointer-events: none;
4 A% t4 u/ E c- {$ i$ ~7 q - text-align: center;8 G# \' i, `4 Y, c( K7 G
- }
5 i5 b$ V2 a! d% G# X3 R' H - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ R" f: I# e- ~! {( @* J- X - opacity: 1;2 K7 S; L! _/ I: t- V: q
- -webkit-transition: all 0.75s ease;
4 V" \5 A# ~' \ - transition: all 0.75s ease;+ K. e* Y1 y" V0 B+ U8 ?
- }
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">
' ?, x. a2 B8 O$ K+ }/ L7 B - <ul class="nav-items">, w& l4 f, A$ E# N
- <!-- Navigation -->
8 d6 L/ h6 p- `7 Y6 U* b - <li class="nav-item"><a href="#">Home</a></li>
5 G# P' `' o& b0 y' v: D# J& f - <li class="nav-item"><a href="#">About</a></li>" R! K7 E( U7 j: h5 }
- <li class="nav-item"><a href="#">Contact</a></li>
3 S8 O! l! z6 x8 P* Y - <!-- Dropdown menu -->* E4 @' h5 a% s& h3 _
- <li class="nav-item nav-item-dropdown">
* T" B) i; k9 p" i - <a class="dropdown-trigger" href="#">Settings</a>$ r/ ~- p" s6 Y1 f: e
- <ul class="dropdown-menu">1 ]; h% u/ v4 c1 a) \
- <li class="dropdown-menu-item">& e- ?/ s9 k5 R( S" L* g* ]
- <a href="#">Dropdown Item 1</a>
1 O5 f; U2 m7 u. g& _& Y9 ? - </li>0 K* D. j1 N' l* T; h
- <li class="dropdown-menu-item">
( e% f2 U( W C( {! X' `/ s - <a href="#">Dropdown Item 2</a>/ t6 ], E/ B' y2 |6 I5 T
- </li>8 e/ G! U6 X* _0 l t. l. q7 i
- <li class="dropdown-menu-item">( Z4 c/ a1 O! B& v6 N6 g3 ]3 I! k
- <a href="#">Dropdown Item 3</a>
+ f9 A, X1 G! m Z( j - </li>
5 K6 h1 r) Q7 o+ r+ F0 _ - </ul>2 n$ B- o; x; V# T4 x5 f
- </li>7 d& W( t! w9 @4 W' i$ `# k
- </ul>2 u5 q9 X: g" w
- </div>
复制代码对应的CSS代码如下: - .nav-container {
) r1 f/ K' g9 [2 N, E5 H - background-color: #fff;
4 c* V9 Y: c" K, X! ?1 S/ n: d - border-radius: 4px;1 k! q' A, m% w1 z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; _) h8 B! ~9 X
- padding: 1em;4 a% c% C9 X9 o1 I$ Y! J
- border: 1px solid #eee;
4 Y8 u' d$ \. B' y# U - display: block;5 _2 Z: h. M: E' Y U$ P
- max-width: 400px;0 K% N0 U' B# M- {/ Y! @
- margin: 0 auto;
6 ~' _$ k6 F) j, A9 N) ~$ f - text-align: center;6 m/ @/ w2 w1 ]) F
- }
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- list-style: none;
& S" Y. E8 i& h8 o! V J - -webkit-padding-start: 0;
/ {2 g! i; \' [& s( L+ A1 n. m - }
' g- u% C" O# R; d; j$ k - a {
& }' ~" F- K, U" n5 @% g! @: H# B/ P - text-decoration: none;
+ N$ S- f- e4 v. Q% C - color: #ED3E44;. N/ i5 r+ [9 J
- }
* d. ] }, H6 K# d: h9 w5 ]$ X4 T# I - .nav-item {9 i# n% }. t0 a; k$ D
- padding: 1em;8 a4 v6 w' ]+ X# Y' x8 i
- display: inline;
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- .nav-item-dropdown {
" U* k" I* e8 A$ m- m6 |) q - position: relative;6 Q! _# x' x( R0 ~! S Z! j3 d
- }# r' v% p( `6 r# ]
- .nav-item-dropdown:hover > .dropdown-menu { R" q7 ]! F1 f- W2 Y
- display: block;
0 ]! I# L& }9 N$ [8 y( W( | - opacity: 1;' K5 K3 q4 b' r: A6 n, q* [: O: r
- }; D) j2 L! X; l4 @& s. l O
- .dropdown-trigger {5 o# B4 R7 |. X+ Q
- position: relative;0 `" C# U; d. m
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- .dropdown-trigger:focus + .dropdown-menu {
8 p7 r _, L0 E T N4 [ - display: block;6 P% ]+ k- T2 F p1 J, I
- opacity: 1;
6 [8 [0 s. |: K - }
/ h& {$ S* P" o) U# H5 V K n - .dropdown-trigger::after {
8 F' a, m7 h7 n' P* k - content: "›";0 X' n3 D% C* ?( ^; j
- position: absolute;
( U1 d3 z0 A A e3 L; p( O - color: #ED3E44;
5 |. g, n k7 u8 g) M+ | - font-size: 24px;3 d* h1 n: u6 X+ o3 F
- font-weight: bold;
! R- P& S% ^( a - -webkit-transform: rotate(90deg);- o, c) g* e* s. b! [& o6 I
- transform: rotate(90deg);. `: R6 v5 e; n5 R Z
- top: -5px;
3 |9 h" Z8 f8 C - right: -15px;
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! b, ~% k/ U7 M& R% n4 B - .dropdown-menu {! B% Q6 |3 @) e! j) |3 x2 E
- background-color: #ED3E44;' \6 X( f$ f0 R1 m' X; z
- display: inline-block;
; v* E2 j+ ]. Y3 [' W - text-align: right;( k1 c2 E2 V) r9 s1 n3 S& C& s
- position: absolute;
3 r$ _2 {) F* {/ K4 V, P7 B+ Y - top: 2.5rem;
3 p: x, V3 L+ I - right: -10px;0 r( X: w$ O" E5 `5 I" P6 e
- display: none;
& K: @+ x" [$ ]9 Y' s5 z5 o - opacity: 0;
) _% q" J: A( i% b8 ?2 M - -webkit-transition: opacity 0.5s ease;! ?' w9 e1 t/ d! y4 r) V; R
- transition: opacity 0.5s ease;
0 l7 }* S% @7 g) i8 h - width: 160px;2 x3 X6 F* ?& C, N: l# i
- }, V& F5 f+ Z3 P" N' g1 ?% h+ y
- .dropdown-menu a {( L+ t! ?. ^6 p' p6 H
- color: #fff;
) `2 h: V! q. B - }
; z Y1 ], S, t, C% s# l' D. U - .dropdown-menu-item {
3 |7 S# r9 O) [2 J$ H - cursor: pointer;9 j/ @9 X* ]$ B9 s1 h
- padding: 1em;
1 L0 g! S& J. x& N/ p4 W3 T5 ]' ]; p - text-align: center;, j; k* k) m. ]1 `/ ~
- }
( V% h. ?* N2 X+ x - .dropdown-menu-item:hover {
3 j& I0 N7 C8 V - background-color: #eb272d;
6 v" U C' `( h n& N, `) q" s - }
复制代码
2 N H. \. R7 a4 z% C+ m0 l可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">' I, O0 m9 ]4 }
- <!-- Checkbox toggle -->- I* j6 H/ U6 @: g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 p4 H2 K. a8 p% F* |6 X
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; r @% _2 A+ E3 G5 z7 ~6 [7 Q; C) s
- <!-- Content to toggle from www.mfbuluo.com-->
% E1 p- M! F8 F/ s d* A - <div role="toggle" class="toggle-content">
$ D0 ^+ m& @# g* T$ `& q - BA-NA-NA-NA!7 I8 ~6 O. a2 M: E
- </div>
, o" [- }( k* M' U* k - </div>
复制代码CSS代码内容如下: - .toggle {- W, S. A9 H% f8 ?
- margin: 0 auto;7 K& b+ d, L/ y/ m8 }
- max-width: 400px;
0 d% B3 G8 I8 R) F: T - }
% S K4 ~9 n/ ?' t8 u6 g - .toggle-label {
9 s6 t' }+ X- N - font-size: 16px;
1 V" ^: m* p" L- @# D' f% t - background: #fff;
4 q8 d ]4 @6 Z. M% B - padding: 1em;7 t+ y' K8 g4 m% R# T0 E7 h
- cursor: pointer;
, C) S+ M4 y; P2 Z% T4 Z% X1 U - display: block;
' o1 e1 i2 m: M \# { - margin: 0 auto 1em;2 ^+ x2 m$ g- \* z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& L& A5 ?, {, R2 h$ N/ p# d3 @ - border-radius: 4px;
4 Q6 x) U' U/ g& x! z( R u3 E7 x - }6 j) C) u$ [4 ]
- .toggle-label:after {
! a/ x* f! f1 i7 v$ K" _5 J5 S6 x - color: #ED3E44;
6 {% y7 T: G9 W, u1 j4 v$ |/ E - content: "+";8 z% H: S* G' n+ T+ e) ]! v z
- float: right;" _& @) O, @9 S
- font-weight: bold;
7 z" M7 @& D3 R. h; A7 R - }9 Y6 s/ O4 g( K% s' E' X/ m
- .toggle-content {9 P. _% N9 R+ m* ~1 {2 u& W
- color: #B0B3C2;9 r( e# b& ~ p
- font-family: monospace;/ i+ X1 C# \3 x1 \7 j/ Q0 V
- font-size: 16px;# ?/ T. b) }2 `; R0 Y7 h
- margin-bottom: 1.5em;
+ j3 q" W" B( i. u) j5 H - padding: 1em;
9 q8 D0 j. n$ {, S3 b2 E$ p - }& s' J9 n+ e0 G E* u
- .toggle-input {0 ?6 M0 |9 ~ ~; K9 }' |6 T( o
- display: none;
9 t1 v) J3 M, j% t0 D7 @! Z - }
! j3 R5 P! z* ]% { S. p- T, p# P - .toggle-input:not(checked) ~ .toggle-content {
& ~2 j. x: f: O) }) {3 @ - display: none;/ T1 p5 t- E, r8 m9 Z Z3 ]
- }
9 A" H; k9 M( Q7 _: B8 P - .toggle-input:checked ~ .toggle-content {
/ l: E9 n! B) p! e6 l7 ]$ Q. J - display: block;6 S% |- N, S) ~3 l3 T, z
- }" H4 z2 q5 I3 E
- .toggle-input:checked ~ .toggle-label:after {8 e& o6 ~* E' L) n" x% z. [' \+ y
- content: "-";
3 y8 S+ T; J5 J& n3 \& p2 I - }
复制代码 9 r2 }7 H2 ]1 o
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