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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!">
( x3 J$ s8 ?2 e7 }) i - Label for your tooltip8 V. o& D$ B. I% A, l9 O
- </span>
复制代码CSS代码: - .tooltip-toggle {2 J; h: V& W" P
- cursor: pointer;$ c, ]0 l% m. \" P+ v+ ]
- position: relative;
! G0 D, v5 D5 P1 ]3 Q+ {' t - }
6 r( I6 z9 l1 a$ l - .tooltip-toggle svg {
, D- W9 S$ l: g0 l8 Z' e; U - height: 18px;5 Q: d) K' ~% L3 p' h3 o; @7 j
- width: 18px;
$ [' R* H+ p6 i9 z' v6 n$ j - padding-right: 0.5rem;
% E# O; N$ Q/ N, h& V! F B, A M - }0 a+ M3 y: T# X( D' R
- .tooltip-toggle::before {
2 x+ O/ F# l, F1 J! z8 _# }3 ^9 U - position: absolute;4 t0 B. W3 A3 e) V9 `
- top: -80px;) | K- H% J1 N! U( M$ z1 k
- left: -80px;$ \6 z j' a- O! i0 I
- background-color: #2B222A;
9 K2 J5 H) z4 V7 u4 O# o$ P" H - border-radius: 5px;. I9 z6 G' {& n2 I) ~( U5 J
- color: #fff;
$ T+ w% {0 H' P1 [; G) P - content: attr(data-tooltip);# V$ R1 b$ @8 x; J2 _
- padding: 1rem;8 c! A$ k' H( V; W0 ?. N
- text-transform: none;* M+ b! U- C( Q% ?5 `4 d. x
- -webkit-transition: all 0.5s ease;, m8 f6 j+ X2 F- ~3 }! {% g' V! M) Z. d
- transition: all 0.5s ease;, F6 q! x7 D* e' ^
- width: 160px;
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- .tooltip-toggle::after {, Y( Q7 M6 E- t9 H" A+ w0 R
- position: absolute;
1 A/ o; @, _5 p- M! w0 z7 y - top: -12px;
1 }! x8 e% N0 C. u& Y% d6 \6 K - left: 9px;8 k$ {/ r) S" ], w0 q4 d
- border-left: 5px solid transparent;
# u1 f9 M- w, M+ c5 b - border-right: 5px solid transparent;
6 B+ P$ X- _& Y/ ~4 ]: p - border-top: 5px solid #2B222A;* O0 i3 y& h( T
- content: " ";( @: `- \ e9 I2 G# c. R
- font-size: 0;9 X7 K" e' a; U5 G
- line-height: 0;6 d, s% l9 `: b3 |9 \
- margin-left: -5px;
) S I6 x1 k" ~. b) P8 W; T* J3 i7 s - width: 0;; t" Q* e" L. E) @9 x
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- .tooltip-toggle::before, .tooltip-toggle::after {: D1 b8 Z% I2 N8 |! F. I
- color: #efefef;& C0 Q$ Y) u1 g3 m% Q+ T3 M0 M: M
- font-family: monospace;
0 |. r* G A+ H9 W' d/ \" _' U - font-size: 16px;
# K2 ^& Y% _) y9 ]& B8 ?; C - opacity: 0;- C a. b4 ^3 [, X9 T. O- z
- pointer-events: none;
( l, E* j0 G8 g' y" ~ - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 P7 z" o) Q& h% ~3 k& H
- opacity: 1;; S, l9 |' D3 n. ?8 G8 ]
- -webkit-transition: all 0.75s ease;
6 S0 @2 s. O# f9 I - transition: all 0.75s ease;
6 _2 d N: M6 y+ d4 | - }
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">
6 Y4 w; W! p. J; T/ [. M8 } - <ul class="nav-items">! g/ G+ b: b5 s8 {0 F
- <!-- Navigation -->1 N+ z% m2 K; v% c- l" u \ b
- <li class="nav-item"><a href="#">Home</a></li>
! ~$ ]0 Y2 [& L' l0 a - <li class="nav-item"><a href="#">About</a></li>- ^7 r8 b# H- T$ E, I' w, u
- <li class="nav-item"><a href="#">Contact</a></li>& G) z( {7 I* c3 v) X
- <!-- Dropdown menu -->0 _6 S' q. W5 R. {7 K
- <li class="nav-item nav-item-dropdown">9 }7 }5 S& x2 e5 B. _+ W/ }, _, H
- <a class="dropdown-trigger" href="#">Settings</a>
- J3 W3 x' z- [, P. q& ? - <ul class="dropdown-menu">; C5 E) J/ Z9 B! |3 \
- <li class="dropdown-menu-item">: D w' ] Z) x( o i" _
- <a href="#">Dropdown Item 1</a>& W4 @) R, Z" q; O
- </li>
% }1 x0 R) B( U- C7 t3 L - <li class="dropdown-menu-item">
1 e& l+ U/ b' a8 G - <a href="#">Dropdown Item 2</a>
' ]3 F& V; f* k7 k% l: }( q) n5 M - </li>0 j) r- B) l* k* r3 t c
- <li class="dropdown-menu-item">6 m* n2 z, D6 m
- <a href="#">Dropdown Item 3</a>
* f& ^! f! F: W {" t! p$ J - </li>0 \4 l1 u! h! H0 n4 t& R3 L
- </ul>
2 o; K6 f; H7 j7 c5 P, v; N - </li>
' s* ?$ ^) j$ e) _& a: M7 C! J - </ul>+ M9 N, \4 ]% U$ k5 r
- </div>
复制代码对应的CSS代码如下: - .nav-container {# M1 i5 U9 W( E5 O
- background-color: #fff;
" `. U1 \' H( x. V - border-radius: 4px;
# i, Y8 a6 m. q0 U - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) U4 U- q* D, T+ r. j
- padding: 1em;
- h/ @0 R5 R1 K, s2 V+ m& v+ z - border: 1px solid #eee;, D, p b+ W* A1 ^5 i% }& x+ y) }
- display: block;+ Z9 A. Y* @) C* F/ E
- max-width: 400px;
2 a) D! G* {5 J- @7 i - margin: 0 auto;8 K3 B" G- Y8 x3 @3 Q/ m! \
- text-align: center;) s; u. W7 L% i# `& U
- }
( w- K b! N' u5 E2 Z5 G - ul,2 q9 c# ^2 W! f- \ l7 f
- li {6 P3 T" s' ~8 N$ u
- list-style: none;
, J9 |+ i+ T) w8 Y. r - -webkit-padding-start: 0;" ~7 g2 e# C- ]- H- j4 z
- }
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- text-decoration: none;
5 \1 g' W4 ~1 s }+ s - color: #ED3E44;7 W5 }4 d8 K _
- }, `/ e. K% A* N% C% {
- .nav-item {
* v6 n8 W2 ?: Z, B1 b C - padding: 1em;3 w& g" M; _7 e) ?# Q+ W
- display: inline;
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' E, U/ s: m) U - .nav-item-dropdown {
( U% g% D) j0 n3 _1 } - position: relative;+ f! g4 U" h; D, }$ \! L
- }' U* O- d2 I. Y* X
- .nav-item-dropdown:hover > .dropdown-menu {
6 c( W w. } Z5 Q9 W - display: block;
4 d" H% N3 v; p1 `8 R0 [3 `, `6 Q - opacity: 1;0 S% M) Y0 P& m1 t2 _
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- .dropdown-trigger {
$ C7 N' O, X# Q! x8 n1 o - position: relative;5 e! I% ^% x) `& d
- }( o$ F8 M' b2 O" O. ^
- .dropdown-trigger:focus + .dropdown-menu {# N% @+ @0 _. U2 z5 e! c
- display: block;
0 N% p e% b) Z/ B+ d - opacity: 1;
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- .dropdown-trigger::after {
# @: O- H$ m$ i - content: "›"; W7 \7 N: |8 E; H: L9 g$ F
- position: absolute;
6 d B1 N8 H6 D2 X+ J5 T - color: #ED3E44;9 m3 L C3 D& U/ O* x
- font-size: 24px;5 P, R& V4 U& o+ R! x
- font-weight: bold;. z7 N. m U; y- [0 @
- -webkit-transform: rotate(90deg);* x' Y/ @5 _* z! | v: r
- transform: rotate(90deg);
( k# ~& y0 K6 q, J - top: -5px;6 J) k$ Q/ }3 \ F8 g' ~9 g
- right: -15px;
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- .dropdown-menu {
" b9 U, h8 k+ L* v - background-color: #ED3E44;- z" K: f$ N5 U2 T6 `# h ]0 `4 l
- display: inline-block;
" ~+ e) z/ `3 w8 T0 j3 S. G - text-align: right;
- X/ Y9 s5 X0 z: S+ i$ S3 z - position: absolute;
6 @: l9 k" i1 P5 K6 V* Q) ` - top: 2.5rem;4 X8 G6 q# E, Y3 w' R
- right: -10px;0 H0 X- v! d/ g# M5 U+ a* S; n
- display: none;
5 g# V) H1 L: c4 C - opacity: 0;9 ]! `6 G5 l) w& r. |/ E4 o
- -webkit-transition: opacity 0.5s ease;
/ T O4 h) P. j - transition: opacity 0.5s ease;
5 i" b- `2 p8 N2 V$ e6 N- A - width: 160px;
0 D- ]; `; l+ b- _ - }
% h) |9 Q. z6 N8 j/ Z; I- ]5 d - .dropdown-menu a {/ d6 s- m' T$ ]; P- U$ m
- color: #fff;( k& @' o/ o- A( |* |
- }
% x; n9 H1 J+ @; O/ M) m" b( p - .dropdown-menu-item { h7 m( D5 f7 H% W: V+ B
- cursor: pointer;% s8 r- z# K3 h! R: C0 p
- padding: 1em;8 `/ D# c: [( u4 Y; c
- text-align: center;: _3 ?- ~0 A$ N
- }
, m; }' L* v- }# ^& @9 C - .dropdown-menu-item:hover {4 S/ e3 [% a8 y8 w7 ?
- background-color: #eb272d;
# A- P4 y7 m4 P: R - }
复制代码
* ]: B* u( [& d! J0 A可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: p. N5 G$ u3 Y - <!-- Checkbox toggle -->' \ D7 H" n3 l) T6 R' G; m K9 U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* h6 A4 A4 g2 J+ x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* r* t. j! v+ W1 O7 ?8 b* a& q' Q& a
- <!-- Content to toggle from www.mfbuluo.com-->
1 A4 a. ?+ n3 K - <div role="toggle" class="toggle-content">5 V( F: I3 s& k; {, S. \( L: ?9 V
- BA-NA-NA-NA!, X# o+ s6 B' p2 ^" p+ M2 T9 ?$ @# E
- </div>
1 K# Y' U+ d" d% \+ C4 Z - </div>
复制代码CSS代码内容如下: - .toggle {
% u4 H/ v# N6 X& N) k - margin: 0 auto;
/ W S9 }4 V$ }( g - max-width: 400px;' s7 Q$ g4 N, r f9 `
- }4 L3 r3 F; X% N9 L7 |: w
- .toggle-label {# M. h7 {! Q& Y9 P0 J: ?* a
- font-size: 16px;
3 k2 C U \7 W; | - background: #fff;8 _- y) Z! x% c4 E1 x2 m
- padding: 1em;" M4 s. E& ^/ f0 h1 D, G
- cursor: pointer;9 @3 U" K1 v" t* e% D0 m* i
- display: block;% N, o) i6 I* l# Y4 Y0 Y
- margin: 0 auto 1em;6 w8 p, L6 z; l: d- {/ t1 O, b; L
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 I$ z' @# Z9 D& l, [% L - border-radius: 4px;
5 M1 x. j. ^0 [4 \' W - }, |: d5 q6 H; m9 \
- .toggle-label:after {; V! z/ F, ?& p6 `+ T. [$ ]* |
- color: #ED3E44;
6 m8 P$ _* b) G" Q9 \ - content: "+";
0 p# `0 y0 r& M9 a8 a7 q - float: right;
9 H- D7 t$ E) r0 r) J3 A) D - font-weight: bold;) F/ v k8 h% ?
- }! A+ S) Z6 u- f! o
- .toggle-content {
/ C. C5 y) q7 o+ [9 L$ \8 i - color: #B0B3C2;" c4 Y: j1 V; D, q
- font-family: monospace;6 t8 c5 I o! n4 ]
- font-size: 16px;8 ~" B! q1 t5 p, F# L! Z4 g1 S
- margin-bottom: 1.5em;/ e, \$ a$ w5 r" h! n5 |# P
- padding: 1em;
5 a2 J; B0 g3 E. m8 C! r$ N - }
5 r# C! M0 J4 K( p/ } - .toggle-input {
( r" n v- o" h2 u0 o2 @$ M - display: none;+ w! T3 }" _9 h5 k
- }
. R7 z- v# J: W8 n - .toggle-input:not(checked) ~ .toggle-content {
# T, x: l4 g4 I0 v5 B, F! A - display: none;1 M9 y& ?" m- l0 c, ~
- }
+ k6 B% ^0 M6 T' ^8 @& r+ i - .toggle-input:checked ~ .toggle-content {
$ k+ W1 q8 i- y% m! T - display: block;. a1 p: M0 R4 y
- }
- ~! b4 u8 h: ?/ I0 W - .toggle-input:checked ~ .toggle-label:after {
2 i% G8 y( y1 ^$ r0 N+ O - content: "-";
3 U" i( L" T2 f" Y# C/ U) ~ - }
复制代码 + e2 C# X& d' d" e! n
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