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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!">
7 ~0 w2 [- K$ O" `) e! N4 q8 d - Label for your tooltip: I4 ~# N+ {4 `% O) F/ X5 I
- </span>
复制代码CSS代码: - .tooltip-toggle {1 ]& P3 i/ Y( j" q; h) x
- cursor: pointer;1 b- B$ `8 m* J4 A+ W: K
- position: relative;
8 t4 l7 f1 Y4 c - }
8 O1 }, [! k" P# a# p - .tooltip-toggle svg {
6 M% a# F1 y' S) A p5 e* E# I- R - height: 18px;( A( B% |: {) `0 E/ D5 a5 T8 d
- width: 18px;+ o) B- f( M' v5 s$ n
- padding-right: 0.5rem;% ^9 ], ]- N) w! I3 X* Q" x+ i0 `2 x
- }5 U/ l& s8 ~$ _, C; y8 u' u
- .tooltip-toggle::before {
) u% `- C' R, \) O - position: absolute;
$ U3 h3 P" a, x$ I3 S - top: -80px;4 v( N' N+ x5 n$ H0 n
- left: -80px;
! h; }1 O4 c7 i1 j9 `' f' _& q - background-color: #2B222A;
' Y! N8 v" m, D, |1 ~6 T. P - border-radius: 5px;& e) x/ n) o: B0 x
- color: #fff;. t7 b8 R' n. N7 f
- content: attr(data-tooltip);
( t( s5 }: R) @+ k/ C" q" d& t2 d - padding: 1rem;1 B4 |( A) a; D. h/ F" h; W
- text-transform: none;
: K% V9 ^. z" g! X7 \. J - -webkit-transition: all 0.5s ease;
. E7 A/ {( I6 i& A; j - transition: all 0.5s ease;
0 c a4 N3 q5 b. N6 H: G - width: 160px;
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- m: E8 z K, F9 ]) K; u) R7 n* Y - .tooltip-toggle::after {6 e: h* i: Z$ `; k. ^* B8 h
- position: absolute;
: L" V1 I, m1 w6 z; t: p4 `+ K2 v - top: -12px;
' k& O. l4 }1 M( z O4 U, j L - left: 9px;
w+ Y/ O# T! M1 H$ u - border-left: 5px solid transparent;
- X3 T+ c. j8 U# V6 V - border-right: 5px solid transparent;8 k: ~8 W- f2 U9 k$ d) t5 a
- border-top: 5px solid #2B222A;# ~5 R( ` b, \0 z
- content: " ";6 s, v7 Y }* M- \5 o
- font-size: 0;" n4 D; D$ h2 Z2 r$ @ E
- line-height: 0;
- D4 L* b3 i9 u3 @7 C( I- w - margin-left: -5px;8 r+ B k$ t1 w3 i8 h
- width: 0;" _9 x8 m9 ~8 L; f4 ?
- }3 h6 r: n) G3 Z6 z4 t0 l d
- .tooltip-toggle::before, .tooltip-toggle::after {2 o% D: G( ]) @2 ^2 l
- color: #efefef;. U) [6 q3 G, h
- font-family: monospace;
9 @9 ~! a4 j/ r- y - font-size: 16px;
: j; ]9 z+ h: D) o - opacity: 0;& i, }: _3 u* m
- pointer-events: none;4 Z9 C- \/ n; v$ w5 \
- text-align: center;; G' H4 k2 B. I; g4 j
- }
% ^9 N; G; L$ P& S$ P3 q; t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {% m8 Y: t3 J. J7 U/ K# X. r
- opacity: 1;& K! h7 C% p: c3 G. m) {6 L
- -webkit-transition: all 0.75s ease;) P0 ? ]9 G5 e+ ?/ E
- transition: all 0.75s ease;
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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">$ E+ V5 C& O* J- X1 A( c8 O
- <ul class="nav-items">
+ T0 l# b% `& ^% c1 [' Q. p6 C4 i2 K - <!-- Navigation -->, t* i5 c$ P+ Q9 i
- <li class="nav-item"><a href="#">Home</a></li>% I* n; \# |7 V& q: i; l
- <li class="nav-item"><a href="#">About</a></li>
) B9 |) u# y% O3 n! G; l - <li class="nav-item"><a href="#">Contact</a></li>5 r# c! w/ p# {: r8 i
- <!-- Dropdown menu -->
( L, ~$ Y. G. \# N; q! \9 } - <li class="nav-item nav-item-dropdown">7 F6 `0 Q# q$ w m
- <a class="dropdown-trigger" href="#">Settings</a>
+ Z( r6 L: r, n7 T2 }( N2 { - <ul class="dropdown-menu">6 j1 W9 w6 o) t2 Y8 a
- <li class="dropdown-menu-item">
* K6 i4 I# F: c4 U - <a href="#">Dropdown Item 1</a>
* V2 g. Q3 z T - </li>
2 C/ T: \5 p1 Z0 i$ Q4 c/ ? - <li class="dropdown-menu-item">
8 @" ^4 @% P. q; I3 o - <a href="#">Dropdown Item 2</a>
0 R& o4 u8 s2 n - </li>, j- M# t7 R8 N4 A
- <li class="dropdown-menu-item">
7 T d9 x! F( b; Z+ c& M9 C6 }0 j - <a href="#">Dropdown Item 3</a>1 G- s, i8 ~8 n2 a% w) q
- </li>
8 ~4 D% u: q, z, u! D) Q - </ul>
' Z! q/ M1 N3 W - </li>2 |4 _3 L. _; k
- </ul>
0 }6 G7 e. M' y* _ - </div>
复制代码对应的CSS代码如下: - .nav-container {
4 k! j. a# l3 {4 Z7 r - background-color: #fff;: g+ R( t, A- a3 _. z
- border-radius: 4px;
) G* v( G2 N! m; n2 V9 s2 j - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ Y- o8 N6 q: T7 t+ B# z( L - padding: 1em;
5 y8 w: W* f1 r7 `/ B - border: 1px solid #eee;. q/ m0 ]( Q R+ d
- display: block;+ D _. Q1 c) N E4 _- x) w
- max-width: 400px;
/ }, y- N. t8 C/ o6 F - margin: 0 auto;
1 W, N# R" P, T, n, x - text-align: center;& l2 x- w1 E: `( l7 }
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- ul,8 o; n2 [, L2 \6 \1 U! ~) }
- li {* I9 A. i% a! {8 Y/ K
- list-style: none;
! w8 ^/ i' \0 m7 u u - -webkit-padding-start: 0;% G( [) w; a5 ^2 Z
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- a {
1 x! \" Q3 Z# x8 q7 ~6 Y' ~ E - text-decoration: none;& L k$ C- g% Q
- color: #ED3E44;8 h I, x) Y7 Z; H9 q
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- .nav-item {
& s9 Q! E! k; c; O, h1 F - padding: 1em;
1 O2 k* q1 i1 I - display: inline;
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- .nav-item-dropdown {+ V0 c3 V" J; ~5 I( j6 n
- position: relative;- Q9 P' H# T9 i4 W) H5 ^
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- .nav-item-dropdown:hover > .dropdown-menu {+ O- t, c% Q. l* d
- display: block;
" @- Q( Y# K+ v S4 w - opacity: 1;
- b, D' R8 W$ z+ @0 H; b - }
( }) x6 Z( a: N! o - .dropdown-trigger {
5 ~' g& B/ w4 V* L; @ - position: relative;+ S9 @& e, a9 N$ w4 v" a3 N. s* O
- }
! x- s& c6 w/ Z: S. B" J - .dropdown-trigger:focus + .dropdown-menu {: w5 R4 e7 |- ~2 M( Z5 b
- display: block;
( e4 f! S* M! L7 {: J0 K& R - opacity: 1;9 G2 G2 d+ q9 N# w, h
- }
1 M% o# X- `1 c+ `. X5 p- _/ g - .dropdown-trigger::after {) ^! G4 H8 ]+ B: u
- content: "›";# F# x# `$ Q6 n, r
- position: absolute;+ g, Z" G# S6 \7 d) `! F
- color: #ED3E44;
! _1 g( U' c7 o$ Z - font-size: 24px;
3 @7 Q- f2 o* h0 ^ - font-weight: bold;- X/ Z& b2 K* l
- -webkit-transform: rotate(90deg);
8 X3 N& I* r, K$ L& |9 Z - transform: rotate(90deg);
% o: m" ~; K. h! J+ H' K - top: -5px;+ ?4 z2 \/ Y/ Z, P: Q1 f7 v. |$ h
- right: -15px;
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; c1 M/ F: u* J) ? - .dropdown-menu {1 |8 e) N" d9 H8 X M; Z: H' |
- background-color: #ED3E44;- B8 v6 Q6 n, [, t. g8 T: T+ U
- display: inline-block;6 X+ ?" Y1 z6 r) C. W" i
- text-align: right;
. d. ?9 t1 Z# o) ?- g - position: absolute;
" H6 V9 ?" R" }) C/ A4 | - top: 2.5rem;
- S8 W# A/ `5 D* r6 J. f7 K) @ - right: -10px;; g; {0 U" M( U# e* I7 z
- display: none;
4 r! ]9 {! p5 n( `7 p( e8 Q - opacity: 0;8 G1 `9 L8 }- A5 l+ z$ T8 j
- -webkit-transition: opacity 0.5s ease;
" W; u' N. m8 ^3 d5 k9 s - transition: opacity 0.5s ease;; K1 e E0 y& P% }
- width: 160px;) e5 T, F9 t- W
- }
4 A) t# q3 z* {# f$ B' z - .dropdown-menu a {
; q. p9 y6 i2 z - color: #fff;5 e& Y0 h* {. G: T, i, w
- }7 K y. d" q6 d. y$ l) T& l
- .dropdown-menu-item {" Q2 S' N, s3 r X8 m; M
- cursor: pointer;" X, h0 i. _7 v P9 I$ i( }
- padding: 1em;
& x4 t9 y1 B# K! M: O - text-align: center;3 l; ]- H' a& d
- }: |( u+ p, T; v
- .dropdown-menu-item:hover {2 F ?5 j, u6 g
- background-color: #eb272d;
# @. e! s% ?9 m+ K - }
复制代码
' K8 ?5 L& p" M8 s- q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& ]8 @3 }, c" K0 S. ?5 y
- <!-- Checkbox toggle -->
1 M+ n3 A$ z$ M2 w ] - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 M3 l8 \( r( U* A, k; }, V
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. H# S: K/ U6 U - <!-- Content to toggle from www.mfbuluo.com-->
3 K/ g& _8 _1 e: T - <div role="toggle" class="toggle-content">+ K, `2 q9 z6 R* m0 ^
- BA-NA-NA-NA!! J# [ m& j1 m! I" ` G- F1 D
- </div>
* E) K5 v4 O& G# k' e) M% u; S - </div>
复制代码CSS代码内容如下: - .toggle {/ [) f, Q' ~0 P# e0 B
- margin: 0 auto;: r- n0 F7 U* F* |+ q
- max-width: 400px;
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- .toggle-label {
3 A- W* q G+ D% ^ - font-size: 16px;/ w8 N% |5 R/ l) W2 Z+ C- _/ b
- background: #fff;' j7 J# q7 V7 x
- padding: 1em;
9 V o* m, M+ G - cursor: pointer;0 M- P3 I- ]$ b( @
- display: block;# c: g) p, }; g, z. i* c
- margin: 0 auto 1em;
6 _) @3 W9 s7 H1 y) v, i) M - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ g& F" h# |4 d8 k- E - border-radius: 4px;
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- .toggle-label:after {
) R, |& S }# M q% _ - color: #ED3E44;
4 E2 ?* J+ |" o/ B- T. d - content: "+"; W% b' A3 Q$ ^: ?
- float: right;
- E- N. f& @* |5 e) C: O) V- q - font-weight: bold;
3 \3 e1 J; Y; `' b9 F# J - }2 Q: |& B9 d$ X4 Q
- .toggle-content {
) n' g' a" Z6 y+ L - color: #B0B3C2;
$ d3 b3 c. f/ b+ L - font-family: monospace;* A! F/ i) ~1 A/ `3 V1 @
- font-size: 16px;% f! a/ c2 h# j4 E& l" o$ s
- margin-bottom: 1.5em;6 H9 j- p* p. ~& y
- padding: 1em;0 B5 Y: W5 u0 R. j% I3 u
- }: _4 O* {$ p' ~' k- ?7 E4 z
- .toggle-input {! s5 L) y5 w0 c) i6 W( a& v9 x
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
0 l& }0 q. `0 O9 b - display: none;
4 d3 X$ w. D5 |( S - }
& e3 {3 v* a- d1 f# s - .toggle-input:checked ~ .toggle-content {1 O# @9 r! s+ X! r; a: L+ i+ A
- display: block;
: J7 M: s$ P) f+ Y - }
: m# k5 b( Z; g2 n/ d/ T - .toggle-input:checked ~ .toggle-label:after {4 m( @5 c* l& y
- content: "-";) p& V* W6 g+ J6 L
- }
复制代码
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