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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!">
9 x0 G) [2 s. J7 G% l6 A7 I - Label for your tooltip- v5 i" G8 K$ @0 J1 g
- </span>
复制代码CSS代码: - .tooltip-toggle {* j" h) X3 z0 Y& y; v1 S4 _+ i
- cursor: pointer;
) G( Q/ e! E% w - position: relative;
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- .tooltip-toggle svg {% @5 j% C* \" q2 ~
- height: 18px;4 e5 a5 {" W$ F" Y( q" f3 p( P3 m; x$ A9 q
- width: 18px; @. b+ m. w) K) p5 V, c7 \7 R" w
- padding-right: 0.5rem;1 c, ]" {" g5 L8 w
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- .tooltip-toggle::before {
" x5 V3 F) K( \ - position: absolute;7 m. e2 s) y2 ?
- top: -80px;, R2 \6 _" B- p7 N
- left: -80px;
. ?# f' G7 O) m: D) r0 [ - background-color: #2B222A;
: }8 i9 i- M* V, ^9 j - border-radius: 5px;5 m- K; p2 w$ @3 X3 ?) Q0 Z
- color: #fff;
8 C6 e" ^, Y" j1 |% ]2 q- d' P - content: attr(data-tooltip);
- }* n7 H$ X) |: j - padding: 1rem;
- T! c6 u+ v7 _; U - text-transform: none;
$ y; `# t1 ~1 [ \. [9 J - -webkit-transition: all 0.5s ease;( U3 z. B4 Y1 A# J* b+ ], p
- transition: all 0.5s ease;
" t A, |6 A0 G+ H' ~6 d - width: 160px;
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- .tooltip-toggle::after {& O+ o4 C. @3 u
- position: absolute;! k6 u6 Y2 ]" X7 L4 q% G
- top: -12px;& {" K2 G+ Q1 I$ Q& T
- left: 9px;
J7 L& G5 w5 [ - border-left: 5px solid transparent;6 u4 m( p5 r2 r( b! M
- border-right: 5px solid transparent;
2 V" f3 N7 l* M$ ?& n/ N, m - border-top: 5px solid #2B222A;
, y% ~+ m& M2 ~ `0 E - content: " ";. c( T1 @7 Y, l' `0 [0 `. h
- font-size: 0;4 v' k, h0 U+ u9 ^1 L. k9 q
- line-height: 0;
$ L! R& |# `3 V8 x/ T - margin-left: -5px;
2 z$ N2 I; y* H& L+ t$ l0 O5 d - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {$ N1 d' [( `# U3 Z2 \
- color: #efefef;# B2 Z9 R& F& _8 M' p
- font-family: monospace;- `4 M z+ y! ]) }3 t- @2 o' @ r
- font-size: 16px;
) v/ g+ a m; b# P n8 |5 i% J4 { - opacity: 0;1 o* [$ k& n" Z* |1 F8 e- y4 [& a
- pointer-events: none;. J3 [, Y- b! t; q1 H
- text-align: center;. Q& I$ R+ V* Z. ^
- }
- M5 ^- l4 H- E' a- n M - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
0 D2 L. A$ r- P. ~ - opacity: 1;
4 [; r5 S/ @1 I7 v; W0 t C - -webkit-transition: all 0.75s ease;$ ~0 X2 }3 J( v0 [
- transition: all 0.75s ease;# Q& j5 \6 [0 o( q
- }
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: C& I) M( d, z2 S4 a - <ul class="nav-items">6 I# H) P8 l4 a+ O
- <!-- Navigation -->
9 _ b1 U, \5 F9 V$ V+ s% v5 o - <li class="nav-item"><a href="#">Home</a></li>1 u/ s) e3 S' T) H
- <li class="nav-item"><a href="#">About</a></li>3 r# b+ p% e9 V z4 Q% a
- <li class="nav-item"><a href="#">Contact</a></li>
' @$ j' r# U+ H& F. k: U - <!-- Dropdown menu -->
3 M4 {+ u1 Y% w& a f0 K! s4 R - <li class="nav-item nav-item-dropdown">
( ` W: @6 \1 G" ` - <a class="dropdown-trigger" href="#">Settings</a>
- T& T6 o2 Z" y% o" m7 c0 B - <ul class="dropdown-menu">/ P" \3 N. h/ ?2 C% I
- <li class="dropdown-menu-item">* n# K+ _" q6 U+ T7 C- T
- <a href="#">Dropdown Item 1</a>$ ^/ g' ^1 P) @4 h8 m4 Q# F* V
- </li>. ]$ H: o/ }, |1 ~% g
- <li class="dropdown-menu-item">
/ E$ h& [9 U- m" h& i - <a href="#">Dropdown Item 2</a>- E" p1 ? x: x1 N
- </li>4 }7 k. h, d; L- {- {
- <li class="dropdown-menu-item">
F w* t& y9 F' x0 g! k0 J - <a href="#">Dropdown Item 3</a>9 ^4 X' ]7 n) W4 `
- </li>$ e' Y5 Q) b* H/ F
- </ul>- S% _/ L) U: |/ h
- </li>
: k- D d. a% W: X - </ul>7 _4 X. s, L) x- V; `
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ r0 n6 Q9 k0 k% Z& e2 u
- background-color: #fff;6 m8 c2 i) w8 l c
- border-radius: 4px;! q5 |: J: ^3 e& j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, u. p: [/ {3 Z" Z; N - padding: 1em;- }% Z! g* y# w) b6 z
- border: 1px solid #eee;3 r& A2 l& j; I
- display: block;
$ I( b, B3 }* h - max-width: 400px;
- n4 d, M* g+ a% J/ L" L. A/ c/ ? - margin: 0 auto;
" d1 M0 J5 h. @! h K - text-align: center;9 D* u) o9 X' j$ s7 u
- }
! f% {4 _% |* m% N% G; B8 e$ t - ul,
; w+ s# z7 U3 j/ N/ E8 m - li {3 ]- G- h% U& ?2 n w4 ]% i
- list-style: none;
6 D0 A) |. \; b3 G5 G7 E Y - -webkit-padding-start: 0;" s$ D! [: z! K" }* R& i4 _7 ]
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- a {5 V M( T, ^5 ]2 ]! |. o
- text-decoration: none;
$ E& x5 x* d6 a2 | - color: #ED3E44;
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- .nav-item {2 h- w/ A2 F2 t: f1 G$ |$ `
- padding: 1em;
; l( h n8 g5 k& A - display: inline;% `- V, P) N! q+ z0 f
- }
* E, y" }9 Z3 ?1 U - .nav-item-dropdown {# S$ D+ _( {) [4 }! X
- position: relative;9 |) L' v4 Q# d3 w3 I
- }4 P) n4 \9 q! m* E5 g0 q; s! P4 z
- .nav-item-dropdown:hover > .dropdown-menu {) |( T% \5 g7 n% k1 B6 ~, X
- display: block;
. y- P3 ^! @0 K# l @ - opacity: 1;- ]+ C" K5 a* M s
- }
; V7 ^8 l' m, N - .dropdown-trigger {
7 @" _$ n. {" |8 d - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
9 [7 R+ x3 k* Z0 H( v - display: block;* A: E" n& O# K7 i6 h+ G) ]
- opacity: 1;/ @0 Z9 ~" l3 ~8 }5 r
- }, M: w& L5 G# f
- .dropdown-trigger::after {
$ b" m1 o1 w9 I- i( f) r+ V2 e) S - content: "›";. E* M1 N1 c6 H6 \
- position: absolute;; v P% M) ~& M* n" e; x* D
- color: #ED3E44;+ l) M! X* t' j7 N, z) ?; ^& x& L
- font-size: 24px;
7 T8 a, }4 D2 F+ `$ j" } - font-weight: bold;# n7 T+ h5 D( |6 D
- -webkit-transform: rotate(90deg);8 m8 Y. T. l3 T: T" ]
- transform: rotate(90deg);
) {5 ~8 c; C# F. Q - top: -5px;0 j2 p$ \) X1 L" }% G- {3 M0 l
- right: -15px;
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2 S4 j# s, a$ q& q - .dropdown-menu {
! j, T9 |' {9 F. Z o& {! C: x) u - background-color: #ED3E44;; x' c% }& D* [# H7 U4 ]; K
- display: inline-block;
7 n9 i. J# a( E* i - text-align: right; {9 ?4 c/ A* g5 s& w
- position: absolute;. t1 \" {7 G' T3 B
- top: 2.5rem;' B4 k- _$ f, _$ f% D+ E
- right: -10px; P/ b: h5 X9 d2 B" p
- display: none;
: M$ L5 M- s6 p& o- g - opacity: 0;4 i- X c5 T: h- q
- -webkit-transition: opacity 0.5s ease;
, I! Y7 s) V! y/ b7 X - transition: opacity 0.5s ease;; L$ o. @* @. t" e, V R m6 r* A
- width: 160px;8 T+ J4 r+ R/ M
- }
) k% d% R8 |+ M3 i* I - .dropdown-menu a {5 \1 p6 {( ?+ O4 ^$ d! d
- color: #fff;
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- .dropdown-menu-item {
8 _+ l4 a- \/ ~" }2 X - cursor: pointer;2 L' s' b& v- w. T$ W+ m
- padding: 1em;! `% K& X' T+ v4 }$ s5 h% Z9 p
- text-align: center;
- s: A0 [+ ~/ A( d) t D$ S - }
* w& A8 [6 Y/ H4 T, T7 X% O - .dropdown-menu-item:hover {2 m( ?/ r* x# o1 o; x
- background-color: #eb272d;
- e/ J1 `$ o4 i# u' J+ c& t - }
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7 v$ A, \! P8 [: p, w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ P/ a ~- o7 Y7 f/ _
- <!-- Checkbox toggle -->
& [( |) H, O9 `4 [5 c! q - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
* B$ o9 c4 O8 H& { D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% E; ^9 W! ~* k: h0 ^- p
- <!-- Content to toggle from www.mfbuluo.com-->- {3 f( u d) C% u. n
- <div role="toggle" class="toggle-content">
% M2 {/ J. G$ `& m. q - BA-NA-NA-NA!9 q* H4 h6 D: P% \0 F( t4 G
- </div>' ]' z! D! J4 w [: ^; Q
- </div>
复制代码CSS代码内容如下: - .toggle {+ V6 ?9 F8 w& r) p0 E- f) {; K
- margin: 0 auto;
7 w2 @4 ?. z, f) ^0 O' V& Y6 d - max-width: 400px;
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- .toggle-label {
! L; ~; R" o) F# E. \. l8 G - font-size: 16px;
. E( P- u* w3 m$ i - background: #fff;
+ ^6 N$ b! ^+ S! [+ b - padding: 1em;
- c5 ^* ?& d! u1 h$ Z7 U - cursor: pointer;2 w- z8 p/ x2 c! V& D% u
- display: block;* t. a" }" p/ b" U6 N
- margin: 0 auto 1em;
+ O$ K) P" }$ u0 }/ W$ P) P; i" v - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) F; O8 f& P. J, N0 d
- border-radius: 4px;& c" G- D! ^0 n
- }' {( M8 p+ Y3 M% z7 W$ G
- .toggle-label:after {
9 L2 x9 {! G. @; I5 e j6 g - color: #ED3E44;
; c a6 H* c7 M1 \3 a7 {8 T - content: "+";
+ x4 q4 f/ \2 l+ N9 @/ j8 \1 J5 B - float: right;
# A: x/ H- e+ R" a' V1 J0 t - font-weight: bold;
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- .toggle-content {- | A* D- e2 v5 M" e! o [
- color: #B0B3C2;
, O! A4 Q8 b4 }) W - font-family: monospace;
2 B0 {1 z6 r [# U - font-size: 16px;
) m2 p: w5 k, |: |2 ] - margin-bottom: 1.5em;7 r/ x: v3 E% Z `( T5 n
- padding: 1em;
& J W0 r+ j% y5 L4 Q - }
0 A; V2 Z1 ^. N# M' N+ k - .toggle-input {/ F. G3 B% G. z
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
& r) e7 C1 i4 d, ^0 F) c( g - display: none;5 t/ }; H6 }% ?& K- s) O6 S% l* c R
- }
/ n/ h4 N+ {) x" F. y& g+ L& ? - .toggle-input:checked ~ .toggle-content {0 x8 B Q" b% I7 `0 z0 m
- display: block;
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- .toggle-input:checked ~ .toggle-label:after {
5 P) @; w5 K, O" u; }; { - content: "-";. U3 r& A- i! G7 {, E ?
- }
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